90163180

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{9257}}^1$

素因数の和:9753

約数の個数: 24

約数和(自身を含む): 189751968

約数和(自身を除く): 99588788

約数列:

[1, 2, 4, 5, 10, 20, 487, 974, 1948, 2435, 4870, 9257, 9740, 18514, 37028, 46285, 92570, 185140, 4508159, 9016318, 18032636, 22540795, 45081590, 90163180]

約数ペア:

[(1, 90163180), (2, 45081590), (4, 22540795), (5, 18032636), (10, 9016318), (20, 4508159), (487, 185140), (974, 92570), (1948, 46285), (2435, 37028), (4870, 18514), (9257, 9740)]