12785460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{213091}}^1$

素因数の和:213103

約数の個数: 24

約数和(自身を含む): 35799456

約数和(自身を除く): 23013996

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 213091, 426182, 639273, 852364, 1065455, 1278546, 2130910, 2557092, 3196365, 4261820, 6392730, 12785460]

約数ペア:

[(1, 12785460), (2, 6392730), (3, 4261820), (4, 3196365), (5, 2557092), (6, 2130910), (10, 1278546), (12, 1065455), (15, 852364), (20, 639273), (30, 426182), (60, 213091)]