70887580

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{19801}}^1$

素因数の和:19989

約数の個数: 24

約数和(自身を含む): 149703120

約数和(自身を除く): 78815540

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1790, 3580, 19801, 39602, 79204, 99005, 198010, 396020, 3544379, 7088758, 14177516, 17721895, 35443790, 70887580]

約数ペア:

[(1, 70887580), (2, 35443790), (4, 17721895), (5, 14177516), (10, 7088758), (20, 3544379), (179, 396020), (358, 198010), (716, 99005), (895, 79204), (1790, 39602), (3580, 19801)]