51672980

素因数分解:

$2^2\times 5^1\times {\mathrm{691}}^1\times {\mathrm{3739}}^1$

素因数の和:4439

約数の個数: 24

約数和(自身を含む): 108699360

約数和(自身を除く): 57026380

約数列:

[1, 2, 4, 5, 10, 20, 691, 1382, 2764, 3455, 3739, 6910, 7478, 13820, 14956, 18695, 37390, 74780, 2583649, 5167298, 10334596, 12918245, 25836490, 51672980]

約数ペア:

[(1, 51672980), (2, 25836490), (4, 12918245), (5, 10334596), (10, 5167298), (20, 2583649), (691, 74780), (1382, 37390), (2764, 18695), (3455, 14956), (3739, 13820), (6910, 7478)]