20011830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4799}}^1$

素因数の和:4948

約数の個数: 32

約数和(自身を含む): 48384000

約数和(自身を除く): 28372170

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 139, 278, 417, 695, 834, 1390, 2085, 4170, 4799, 9598, 14397, 23995, 28794, 47990, 71985, 143970, 667061, 1334122, 2001183, 3335305, 4002366, 6670610, 10005915, 20011830]

約数ペア:

[(1, 20011830), (2, 10005915), (3, 6670610), (5, 4002366), (6, 3335305), (10, 2001183), (15, 1334122), (30, 667061), (139, 143970), (278, 71985), (417, 47990), (695, 28794), (834, 23995), (1390, 14397), (2085, 9598), (4170, 4799)]