54987980

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{37663}}^1$

素因数の和:37745

約数の個数: 24

約数和(自身を含む): 117059712

約数和(自身を除く): 62071732

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 37663, 75326, 150652, 188315, 376630, 753260, 2749399, 5498798, 10997596, 13746995, 27493990, 54987980]

約数ペア:

[(1, 54987980), (2, 27493990), (4, 13746995), (5, 10997596), (10, 5498798), (20, 2749399), (73, 753260), (146, 376630), (292, 188315), (365, 150652), (730, 75326), (1460, 37663)]