20106897580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{58549}}^1$

素因数の和:58799

約数の個数: 96

約数和(自身を含む): 52880486400

約数和(自身を除く): 32773588820

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 223, 308, 385, 446, 770, 892, 1115, 1540, 1561, 2230, 2453, 3122, 4460, 4906, 6244, 7805, 9812, 12265, 15610, 17171, 24530, 31220, 34342, 49060, 58549, 68684, 85855, 117098, 171710, 234196, 292745, 343420, 409843, 585490, 644039, 819686, 1170980, 1288078, 1639372, 2049215, 2576156, 3220195, 4098430, 4508273, 6440390, 8196860, 9016546, 12880780, 13056427, 18033092, 22541365, 26112854, 45082730, 52225708, 65282135, 90165460, 91394989, 130564270, 143620697, 182789978, 261128540, 287241394, 365579956, 456974945, 574482788, 718103485, 913949890, 1005344879, 1436206970, 1827899780, 2010689758, 2872413940, 4021379516, 5026724395, 10053448790, 20106897580]

約数ペア:

[(1, 20106897580), (2, 10053448790), (4, 5026724395), (5, 4021379516), (7, 2872413940), (10, 2010689758), (11, 1827899780), (14, 1436206970), (20, 1005344879), (22, 913949890), (28, 718103485), (35, 574482788), (44, 456974945), (55, 365579956), (70, 287241394), (77, 261128540), (110, 182789978), (140, 143620697), (154, 130564270), (220, 91394989), (223, 90165460), (308, 65282135), (385, 52225708), (446, 45082730), (770, 26112854), (892, 22541365), (1115, 18033092), (1540, 13056427), (1561, 12880780), (2230, 9016546), (2453, 8196860), (3122, 6440390), (4460, 4508273), (4906, 4098430), (6244, 3220195), (7805, 2576156), (9812, 2049215), (12265, 1639372), (15610, 1288078), (17171, 1170980), (24530, 819686), (31220, 644039), (34342, 585490), (49060, 409843), (58549, 343420), (68684, 292745), (85855, 234196), (117098, 171710)]