20668565580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{421}}^1\times {\mathrm{557}}^1$

素因数の和:1116

約数の個数: 192

約数和(自身を含む): 63137708928

約数和(自身を除く): 42469143348

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 113, 130, 156, 195, 226, 260, 339, 390, 421, 452, 557, 565, 678, 780, 842, 1114, 1130, 1263, 1356, 1469, 1671, 1684, 1695, 2105, 2228, 2260, 2526, 2785, 2938, 3342, 3390, 4210, 4407, 5052, 5473, 5570, 5876, 6315, 6684, 6780, 7241, 7345, 8355, 8420, 8814, 10946, 11140, 12630, 14482, 14690, 16419, 16710, 17628, 21723, 21892, 22035, 25260, 27365, 28964, 29380, 32838, 33420, 36205, 43446, 44070, 47573, 54730, 62941, 65676, 72410, 82095, 86892, 88140, 95146, 108615, 109460, 125882, 142719, 144820, 164190, 188823, 190292, 217230, 234497, 237865, 251764, 285438, 314705, 328380, 377646, 434460, 468994, 475730, 570876, 618449, 629410, 703491, 713595, 755292, 818233, 937988, 944115, 951460, 1172485, 1236898, 1258820, 1406982, 1427190, 1636466, 1855347, 1888230, 2344970, 2454699, 2473796, 2813964, 2854380, 3048461, 3092245, 3272932, 3517455, 3710694, 3776460, 4091165, 4689940, 4909398, 6096922, 6184490, 7034910, 7421388, 8182330, 9145383, 9276735, 9818796, 12193844, 12273495, 12368980, 14069820, 15242305, 16364660, 18290766, 18553470, 24546990, 26498161, 30484610, 36581532, 37106940, 45726915, 49093980, 52996322, 60969220, 79494483, 91453830, 105992644, 132490805, 158988966, 182907660, 264981610, 317977932, 344476093, 397472415, 529963220, 688952186, 794944830, 1033428279, 1377904372, 1589889660, 1722380465, 2066856558, 3444760930, 4133713116, 5167141395, 6889521860, 10334282790, 20668565580]

約数ペア:

[(1, 20668565580), (2, 10334282790), (3, 6889521860), (4, 5167141395), (5, 4133713116), (6, 3444760930), (10, 2066856558), (12, 1722380465), (13, 1589889660), (15, 1377904372), (20, 1033428279), (26, 794944830), (30, 688952186), (39, 529963220), (52, 397472415), (60, 344476093), (65, 317977932), (78, 264981610), (113, 182907660), (130, 158988966), (156, 132490805), (195, 105992644), (226, 91453830), (260, 79494483), (339, 60969220), (390, 52996322), (421, 49093980), (452, 45726915), (557, 37106940), (565, 36581532), (678, 30484610), (780, 26498161), (842, 24546990), (1114, 18553470), (1130, 18290766), (1263, 16364660), (1356, 15242305), (1469, 14069820), (1671, 12368980), (1684, 12273495), (1695, 12193844), (2105, 9818796), (2228, 9276735), (2260, 9145383), (2526, 8182330), (2785, 7421388), (2938, 7034910), (3342, 6184490), (3390, 6096922), (4210, 4909398), (4407, 4689940), (5052, 4091165), (5473, 3776460), (5570, 3710694), (5876, 3517455), (6315, 3272932), (6684, 3092245), (6780, 3048461), (7241, 2854380), (7345, 2813964), (8355, 2473796), (8420, 2454699), (8814, 2344970), (10946, 1888230), (11140, 1855347), (12630, 1636466), (14482, 1427190), (14690, 1406982), (16419, 1258820), (16710, 1236898), (17628, 1172485), (21723, 951460), (21892, 944115), (22035, 937988), (25260, 818233), (27365, 755292), (28964, 713595), (29380, 703491), (32838, 629410), (33420, 618449), (36205, 570876), (43446, 475730), (44070, 468994), (47573, 434460), (54730, 377646), (62941, 328380), (65676, 314705), (72410, 285438), (82095, 251764), (86892, 237865), (88140, 234497), (95146, 217230), (108615, 190292), (109460, 188823), (125882, 164190), (142719, 144820)]