123815060

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{143971}}^1$

素因数の和:144023

約数の個数: 24

約数和(自身を含む): 266060256

約数和(自身を除く): 142245196

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 143971, 287942, 575884, 719855, 1439710, 2879420, 6190753, 12381506, 24763012, 30953765, 61907530, 123815060]

約数ペア:

[(1, 123815060), (2, 61907530), (4, 30953765), (5, 24763012), (10, 12381506), (20, 6190753), (43, 2879420), (86, 1439710), (172, 719855), (215, 575884), (430, 287942), (860, 143971)]