42389810

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{47629}}^1$

素因数の和:47725

約数の個数: 16

約数和(自身を含む): 77160600

約数和(自身を除く): 34770790

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 47629, 95258, 238145, 476290, 4238981, 8477962, 21194905, 42389810]

約数ペア:

[(1, 42389810), (2, 21194905), (5, 8477962), (10, 4238981), (89, 476290), (178, 238145), (445, 95258), (890, 47629)]