2073454840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1051}}^1$

素因数の和:1173

約数の個数: 128

約数和(自身を含む): 5065758720

約数和(自身を除く): 2992303880

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 37, 40, 43, 62, 74, 86, 124, 148, 155, 172, 185, 215, 248, 296, 310, 344, 370, 430, 620, 740, 860, 1051, 1147, 1240, 1333, 1480, 1591, 1720, 2102, 2294, 2666, 3182, 4204, 4588, 5255, 5332, 5735, 6364, 6665, 7955, 8408, 9176, 10510, 10664, 11470, 12728, 13330, 15910, 21020, 22940, 26660, 31820, 32581, 38887, 42040, 45193, 45880, 49321, 53320, 63640, 65162, 77774, 90386, 98642, 130324, 155548, 162905, 180772, 194435, 197284, 225965, 246605, 260648, 311096, 325810, 361544, 388870, 394568, 451930, 493210, 651620, 777740, 903860, 986420, 1205497, 1303240, 1400983, 1555480, 1672141, 1807720, 1972840, 2410994, 2801966, 3344282, 4821988, 5603932, 6027485, 6688564, 7004915, 8360705, 9643976, 11207864, 12054970, 13377128, 14009830, 16721410, 24109940, 28019660, 33442820, 48219880, 51836371, 56039320, 66885640, 103672742, 207345484, 259181855, 414690968, 518363710, 1036727420, 2073454840]

約数ペア:

[(1, 2073454840), (2, 1036727420), (4, 518363710), (5, 414690968), (8, 259181855), (10, 207345484), (20, 103672742), (31, 66885640), (37, 56039320), (40, 51836371), (43, 48219880), (62, 33442820), (74, 28019660), (86, 24109940), (124, 16721410), (148, 14009830), (155, 13377128), (172, 12054970), (185, 11207864), (215, 9643976), (248, 8360705), (296, 7004915), (310, 6688564), (344, 6027485), (370, 5603932), (430, 4821988), (620, 3344282), (740, 2801966), (860, 2410994), (1051, 1972840), (1147, 1807720), (1240, 1672141), (1333, 1555480), (1480, 1400983), (1591, 1303240), (1720, 1205497), (2102, 986420), (2294, 903860), (2666, 777740), (3182, 651620), (4204, 493210), (4588, 451930), (5255, 394568), (5332, 388870), (5735, 361544), (6364, 325810), (6665, 311096), (7955, 260648), (8408, 246605), (9176, 225965), (10510, 197284), (10664, 194435), (11470, 180772), (12728, 162905), (13330, 155548), (15910, 130324), (21020, 98642), (22940, 90386), (26660, 77774), (31820, 65162), (32581, 63640), (38887, 53320), (42040, 49321), (45193, 45880)]