201504640

素因数分解:

$2^7\times 5^1\times {\mathrm{314851}}^1$

素因数の和:314870

約数の個数: 32

約数和(自身を含む): 481723560

約数和(自身を除く): 280218920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 314851, 629702, 1259404, 1574255, 2518808, 3148510, 5037616, 6297020, 10075232, 12594040, 20150464, 25188080, 40300928, 50376160, 100752320, 201504640]

約数ペア:

[(1, 201504640), (2, 100752320), (4, 50376160), (5, 40300928), (8, 25188080), (10, 20150464), (16, 12594040), (20, 10075232), (32, 6297020), (40, 5037616), (64, 3148510), (80, 2518808), (128, 1574255), (160, 1259404), (320, 629702), (640, 314851)]