180106420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{692717}}^1$

素因数の和:692739

約数の個数: 24

約数和(自身を含む): 407318184

約数和(自身を除く): 227211764

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 692717, 1385434, 2770868, 3463585, 6927170, 9005321, 13854340, 18010642, 36021284, 45026605, 90053210, 180106420]

約数ペア:

[(1, 180106420), (2, 90053210), (4, 45026605), (5, 36021284), (10, 18010642), (13, 13854340), (20, 9005321), (26, 6927170), (52, 3463585), (65, 2770868), (130, 1385434), (260, 692717)]