488644910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{289139}}^1$

素因数の和:289172

約数の個数: 24

約数和(自身を含む): 952427160

約数和(自身を除く): 463782250

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 289139, 578278, 1445695, 2891390, 3758807, 7517614, 18794035, 37588070, 48864491, 97728982, 244322455, 488644910]

約数ペア:

[(1, 488644910), (2, 244322455), (5, 97728982), (10, 48864491), (13, 37588070), (26, 18794035), (65, 7517614), (130, 3758807), (169, 2891390), (338, 1445695), (845, 578278), (1690, 289139)]