54578980

素因数分解:

$2^2\times 5^1\times {\mathrm{1277}}^1\times {\mathrm{2137}}^1$

素因数の和:3423

約数の個数: 24

約数和(自身を含む): 114759288

約数和(自身を除く): 60180308

約数列:

[1, 2, 4, 5, 10, 20, 1277, 2137, 2554, 4274, 5108, 6385, 8548, 10685, 12770, 21370, 25540, 42740, 2728949, 5457898, 10915796, 13644745, 27289490, 54578980]

約数ペア:

[(1, 54578980), (2, 27289490), (4, 13644745), (5, 10915796), (10, 5457898), (20, 2728949), (1277, 42740), (2137, 25540), (2554, 21370), (4274, 12770), (5108, 10685), (6385, 8548)]