27942980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107473}}^1$

素因数の和:107495

約数の個数: 24

約数和(自身を含む): 63194712

約数和(自身を除く): 35251732

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 107473, 214946, 429892, 537365, 1074730, 1397149, 2149460, 2794298, 5588596, 6985745, 13971490, 27942980]

約数ペア:

[(1, 27942980), (2, 13971490), (4, 6985745), (5, 5588596), (10, 2794298), (13, 2149460), (20, 1397149), (26, 1074730), (52, 537365), (65, 429892), (130, 214946), (260, 107473)]