1670630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:272

約数の個数: 32

約数和(自身を含む): 3302208

約数和(自身を除く): 1631578

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 181, 355, 362, 710, 905, 923, 1810, 1846, 2353, 4615, 4706, 9230, 11765, 12851, 23530, 25702, 64255, 128510, 167063, 334126, 835315, 1670630]

約数ペア:

[(1, 1670630), (2, 835315), (5, 334126), (10, 167063), (13, 128510), (26, 64255), (65, 25702), (71, 23530), (130, 12851), (142, 11765), (181, 9230), (355, 4706), (362, 4615), (710, 2353), (905, 1846), (923, 1810)]