40238420

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{18803}}^1$

素因数の和:18919

約数の個数: 24

約数和(自身を含む): 85294944

約数和(自身を除く): 45056524

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 18803, 37606, 75212, 94015, 188030, 376060, 2011921, 4023842, 8047684, 10059605, 20119210, 40238420]

約数ペア:

[(1, 40238420), (2, 20119210), (4, 10059605), (5, 8047684), (10, 4023842), (20, 2011921), (107, 376060), (214, 188030), (428, 94015), (535, 75212), (1070, 37606), (2140, 18803)]