40548140

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47149}}^1$

素因数の和:47201

約数の個数: 24

約数和(自身を含む): 87133200

約数和(自身を除く): 46585060

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 47149, 94298, 188596, 235745, 471490, 942980, 2027407, 4054814, 8109628, 10137035, 20274070, 40548140]

約数ペア:

[(1, 40548140), (2, 20274070), (4, 10137035), (5, 8109628), (10, 4054814), (20, 2027407), (43, 942980), (86, 471490), (172, 235745), (215, 188596), (430, 94298), (860, 47149)]