201817040

素因数分解:

$2^4\times 5^1\times {\mathrm{2522713}}^1$

素因数の和:2522726

約数の個数: 20

約数和(自身を含む): 469224804

約数和(自身を除く): 267407764

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2522713, 5045426, 10090852, 12613565, 20181704, 25227130, 40363408, 50454260, 100908520, 201817040]

約数ペア:

[(1, 201817040), (2, 100908520), (4, 50454260), (5, 40363408), (8, 25227130), (10, 20181704), (16, 12613565), (20, 10090852), (40, 5045426), (80, 2522713)]