2100039160

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1220953}}^1$

素因数の和:1221007

約数の個数: 32

約数和(自身を含む): 4834977840

約数和(自身を除く): 2734938680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 1220953, 2441906, 4883812, 6104765, 9767624, 12209530, 24419060, 48838120, 52500979, 105001958, 210003916, 262504895, 420007832, 525009790, 1050019580, 2100039160]

約数ペア:

[(1, 2100039160), (2, 1050019580), (4, 525009790), (5, 420007832), (8, 262504895), (10, 210003916), (20, 105001958), (40, 52500979), (43, 48838120), (86, 24419060), (172, 12209530), (215, 9767624), (344, 6104765), (430, 4883812), (860, 2441906), (1720, 1220953)]