72857620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{331171}}^1$

素因数の和:331191

約数の個数: 24

約数和(自身を含む): 166910688

約数和(自身を除く): 94053068

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 331171, 662342, 1324684, 1655855, 3311710, 3642881, 6623420, 7285762, 14571524, 18214405, 36428810, 72857620]

約数ペア:

[(1, 72857620), (2, 36428810), (4, 18214405), (5, 14571524), (10, 7285762), (11, 6623420), (20, 3642881), (22, 3311710), (44, 1655855), (55, 1324684), (110, 662342), (220, 331171)]