1690520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3251}}^1$

素因数の和:3275

約数の個数: 32

約数和(自身を含む): 4097520

約数和(自身を除く): 2407000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 3251, 6502, 13004, 16255, 26008, 32510, 42263, 65020, 84526, 130040, 169052, 211315, 338104, 422630, 845260, 1690520]

約数ペア:

[(1, 1690520), (2, 845260), (4, 422630), (5, 338104), (8, 211315), (10, 169052), (13, 130040), (20, 84526), (26, 65020), (40, 42263), (52, 32510), (65, 26008), (104, 16255), (130, 13004), (260, 6502), (520, 3251)]