12101980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{55009}}^1$

素因数の和:55029

約数の個数: 24

約数和(自身を含む): 27725040

約数和(自身を除く): 15623060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 55009, 110018, 220036, 275045, 550090, 605099, 1100180, 1210198, 2420396, 3025495, 6050990, 12101980]

約数ペア:

[(1, 12101980), (2, 6050990), (4, 3025495), (5, 2420396), (10, 1210198), (11, 1100180), (20, 605099), (22, 550090), (44, 275045), (55, 220036), (110, 110018), (220, 55009)]