15665205620

素因数分解:

$2^2\times 5^1\times {\mathrm{5417}}^1\times {\mathrm{144593}}^1$

素因数の和:150019

約数の個数: 24

約数和(自身を含む): 32903232264

約数和(自身を除く): 17238026644

約数列:

[1, 2, 4, 5, 10, 20, 5417, 10834, 21668, 27085, 54170, 108340, 144593, 289186, 578372, 722965, 1445930, 2891860, 783260281, 1566520562, 3133041124, 3916301405, 7832602810, 15665205620]

約数ペア:

[(1, 15665205620), (2, 7832602810), (4, 3916301405), (5, 3133041124), (10, 1566520562), (20, 783260281), (5417, 2891860), (10834, 1445930), (21668, 722965), (27085, 578372), (54170, 289186), (108340, 144593)]