72021140

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^2\times {\mathrm{577}}^1$

素因数の和:744

約数の個数: 36

約数和(自身を含む): 153448596

約数和(自身を除く): 81427456

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 577, 790, 1154, 1580, 2308, 2885, 5770, 6241, 11540, 12482, 24964, 31205, 45583, 62410, 91166, 124820, 182332, 227915, 455830, 911660, 3601057, 7202114, 14404228, 18005285, 36010570, 72021140]

約数ペア:

[(1, 72021140), (2, 36010570), (4, 18005285), (5, 14404228), (10, 7202114), (20, 3601057), (79, 911660), (158, 455830), (316, 227915), (395, 182332), (577, 124820), (790, 91166), (1154, 62410), (1580, 45583), (2308, 31205), (2885, 24964), (5770, 12482), (6241, 11540)]