1404909140

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{6397}}^1$

素因数の和:6624

約数の個数: 48

約数和(自身を含む): 3009619200

約数和(自身を除く): 1604710060

約数列:

[1, 2, 4, 5, 10, 20, 79, 139, 158, 278, 316, 395, 556, 695, 790, 1390, 1580, 2780, 6397, 10981, 12794, 21962, 25588, 31985, 43924, 54905, 63970, 109810, 127940, 219620, 505363, 889183, 1010726, 1778366, 2021452, 2526815, 3556732, 4445915, 5053630, 8891830, 10107260, 17783660, 70245457, 140490914, 280981828, 351227285, 702454570, 1404909140]

約数ペア:

[(1, 1404909140), (2, 702454570), (4, 351227285), (5, 280981828), (10, 140490914), (20, 70245457), (79, 17783660), (139, 10107260), (158, 8891830), (278, 5053630), (316, 4445915), (395, 3556732), (556, 2526815), (695, 2021452), (790, 1778366), (1390, 1010726), (1580, 889183), (2780, 505363), (6397, 219620), (10981, 127940), (12794, 109810), (21962, 63970), (25588, 54905), (31985, 43924)]