12255380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{32251}}^1$

素因数の和:32279

約数の個数: 24

約数和(自身を含む): 27091680

約数和(自身を除く): 14836300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 32251, 64502, 129004, 161255, 322510, 612769, 645020, 1225538, 2451076, 3063845, 6127690, 12255380]

約数ペア:

[(1, 12255380), (2, 6127690), (4, 3063845), (5, 2451076), (10, 1225538), (19, 645020), (20, 612769), (38, 322510), (76, 161255), (95, 129004), (190, 64502), (380, 32251)]