20104970020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{32427371}}^1$

素因数の和:32427411

約数の個数: 24

約数和(自身を含む): 43582387968

約数和(自身を除く): 23477417948

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 32427371, 64854742, 129709484, 162136855, 324273710, 648547420, 1005248501, 2010497002, 4020994004, 5026242505, 10052485010, 20104970020]

約数ペア:

[(1, 20104970020), (2, 10052485010), (4, 5026242505), (5, 4020994004), (10, 2010497002), (20, 1005248501), (31, 648547420), (62, 324273710), (124, 162136855), (155, 129709484), (310, 64854742), (620, 32427371)]