418720

素因数分解:

$2^5\times 5^1\times {\mathrm{2617}}^1$

素因数の和:2632

約数の個数: 24

約数和(自身を含む): 989604

約数和(自身を除く): 570884

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 2617, 5234, 10468, 13085, 20936, 26170, 41872, 52340, 83744, 104680, 209360, 418720]

約数ペア:

[(1, 418720), (2, 209360), (4, 104680), (5, 83744), (8, 52340), (10, 41872), (16, 26170), (20, 20936), (32, 13085), (40, 10468), (80, 5234), (160, 2617)]