201747440

素因数分解:

$2^4\times 5^1\times {\mathrm{2521843}}^1$

素因数の和:2521856

約数の個数: 20

約数和(自身を含む): 469062984

約数和(自身を除く): 267315544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2521843, 5043686, 10087372, 12609215, 20174744, 25218430, 40349488, 50436860, 100873720, 201747440]

約数ペア:

[(1, 201747440), (2, 100873720), (4, 50436860), (5, 40349488), (8, 25218430), (10, 20174744), (16, 12609215), (20, 10087372), (40, 5043686), (80, 2521843)]