450168280

素因数分解:

$2^3\times 5^1\times {\mathrm{11254207}}^1$

素因数の和:11254218

約数の個数: 16

約数和(自身を含む): 1012878720

約数和(自身を除く): 562710440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 11254207, 22508414, 45016828, 56271035, 90033656, 112542070, 225084140, 450168280]

約数ペア:

[(1, 450168280), (2, 225084140), (4, 112542070), (5, 90033656), (8, 56271035), (10, 45016828), (20, 22508414), (40, 11254207)]