30203960

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{7057}}^1$

素因数の和:7175

約数の個数: 32

約数和(自身を含む): 68603760

約数和(自身を除く): 38399800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 7057, 14114, 28228, 35285, 56456, 70570, 141140, 282280, 755099, 1510198, 3020396, 3775495, 6040792, 7550990, 15101980, 30203960]

約数ペア:

[(1, 30203960), (2, 15101980), (4, 7550990), (5, 6040792), (8, 3775495), (10, 3020396), (20, 1510198), (40, 755099), (107, 282280), (214, 141140), (428, 70570), (535, 56456), (856, 35285), (1070, 28228), (2140, 14114), (4280, 7057)]