420947360

素因数分解:

$2^5\times 5^1\times {\mathrm{2630921}}^1$

素因数の和:2630936

約数の個数: 24

約数和(自身を含む): 994488516

約数和(自身を除く): 573541156

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 2630921, 5261842, 10523684, 13154605, 21047368, 26309210, 42094736, 52618420, 84189472, 105236840, 210473680, 420947360]

約数ペア:

[(1, 420947360), (2, 210473680), (4, 105236840), (5, 84189472), (8, 52618420), (10, 42094736), (16, 26309210), (20, 21047368), (32, 13154605), (40, 10523684), (80, 5261842), (160, 2630921)]