65868020

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{19037}}^1$

素因数の和:19219

約数の個数: 24

約数和(自身を含む): 139129704

約数和(自身を除く): 73261684

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 865, 1730, 3460, 19037, 38074, 76148, 95185, 190370, 380740, 3293401, 6586802, 13173604, 16467005, 32934010, 65868020]

約数ペア:

[(1, 65868020), (2, 32934010), (4, 16467005), (5, 13173604), (10, 6586802), (20, 3293401), (173, 380740), (346, 190370), (692, 95185), (865, 76148), (1730, 38074), (3460, 19037)]