39709090

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{31267}}^1$

素因数の和:31401

約数の個数: 16

約数和(自身を含む): 72041472

約数和(自身を除く): 32332382

約数列:

[1, 2, 5, 10, 127, 254, 635, 1270, 31267, 62534, 156335, 312670, 3970909, 7941818, 19854545, 39709090]

約数ペア:

[(1, 39709090), (2, 19854545), (5, 7941818), (10, 3970909), (127, 312670), (254, 156335), (635, 62534), (1270, 31267)]