120137620

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{55109}}^1$

素因数の和:55227

約数の個数: 24

約数和(自身を含む): 254608200

約数和(自身を除く): 134470580

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 55109, 110218, 220436, 275545, 551090, 1102180, 6006881, 12013762, 24027524, 30034405, 60068810, 120137620]

約数ペア:

[(1, 120137620), (2, 60068810), (4, 30034405), (5, 24027524), (10, 12013762), (20, 6006881), (109, 1102180), (218, 551090), (436, 275545), (545, 220436), (1090, 110218), (2180, 55109)]