7397980

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{3457}}^1$

素因数の和:3573

約数の個数: 24

約数和(自身を含む): 15685488

約数和(自身を除く): 8287508

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 3457, 6914, 13828, 17285, 34570, 69140, 369899, 739798, 1479596, 1849495, 3698990, 7397980]

約数ペア:

[(1, 7397980), (2, 3698990), (4, 1849495), (5, 1479596), (10, 739798), (20, 369899), (107, 69140), (214, 34570), (428, 17285), (535, 13828), (1070, 6914), (2140, 3457)]