1520442005

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{19853}}^1$

素因数の和:19945

約数の個数: 24

約数和(自身を含む): 1974837672

約数和(自身を除く): 454395667

約数列:

[1, 5, 17, 53, 85, 265, 289, 901, 1445, 4505, 15317, 19853, 76585, 99265, 337501, 1052209, 1687505, 5261045, 5737517, 17887553, 28687585, 89437765, 304088401, 1520442005]

約数ペア:

[(1, 1520442005), (5, 304088401), (17, 89437765), (53, 28687585), (85, 17887553), (265, 5737517), (289, 5261045), (901, 1687505), (1445, 1052209), (4505, 337501), (15317, 99265), (19853, 76585)]