20020170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4801}}^1$

素因数の和:4950

約数の個数: 32

約数和(自身を含む): 48404160

約数和(自身を除く): 28383990

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 139, 278, 417, 695, 834, 1390, 2085, 4170, 4801, 9602, 14403, 24005, 28806, 48010, 72015, 144030, 667339, 1334678, 2002017, 3336695, 4004034, 6673390, 10010085, 20020170]

約数ペア:

[(1, 20020170), (2, 10010085), (3, 6673390), (5, 4004034), (6, 3336695), (10, 2002017), (15, 1334678), (30, 667339), (139, 144030), (278, 72015), (417, 48010), (695, 28806), (834, 24005), (1390, 14403), (2085, 9602), (4170, 4801)]