713139620

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{349}}^1\times {\mathrm{1439}}^1$

素因数の和:1868

約数の個数: 48

約数和(自身を含む): 1524096000

約数和(自身を除く): 810956380

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 349, 355, 698, 710, 1396, 1420, 1439, 1745, 2878, 3490, 5756, 6980, 7195, 14390, 24779, 28780, 49558, 99116, 102169, 123895, 204338, 247790, 408676, 495580, 502211, 510845, 1004422, 1021690, 2008844, 2043380, 2511055, 5022110, 10044220, 35656981, 71313962, 142627924, 178284905, 356569810, 713139620]

約数ペア:

[(1, 713139620), (2, 356569810), (4, 178284905), (5, 142627924), (10, 71313962), (20, 35656981), (71, 10044220), (142, 5022110), (284, 2511055), (349, 2043380), (355, 2008844), (698, 1021690), (710, 1004422), (1396, 510845), (1420, 502211), (1439, 495580), (1745, 408676), (2878, 247790), (3490, 204338), (5756, 123895), (6980, 102169), (7195, 99116), (14390, 49558), (24779, 28780)]