26319620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{42451}}^1$

素因数の和:42491

約数の個数: 24

約数和(自身を含む): 57055488

約数和(自身を除く): 30735868

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 42451, 84902, 169804, 212255, 424510, 849020, 1315981, 2631962, 5263924, 6579905, 13159810, 26319620]

約数ペア:

[(1, 26319620), (2, 13159810), (4, 6579905), (5, 5263924), (10, 2631962), (20, 1315981), (31, 849020), (62, 424510), (124, 212255), (155, 169804), (310, 84902), (620, 42451)]