20228110720

素因数分解:

$2^7\times 5^1\times {\mathrm{31606423}}^1$

素因数の和:31606442

約数の個数: 32

約数和(自身を含む): 48357828720

約数和(自身を除く): 28129718000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 31606423, 63212846, 126425692, 158032115, 252851384, 316064230, 505702768, 632128460, 1011405536, 1264256920, 2022811072, 2528513840, 4045622144, 5057027680, 10114055360, 20228110720]

約数ペア:

[(1, 20228110720), (2, 10114055360), (4, 5057027680), (5, 4045622144), (8, 2528513840), (10, 2022811072), (16, 1264256920), (20, 1011405536), (32, 632128460), (40, 505702768), (64, 316064230), (80, 252851384), (128, 158032115), (160, 126425692), (320, 63212846), (640, 31606423)]