87888973220

素因数分解:

$2^2\times 5^1\times {\mathrm{20089}}^1\times {\mathrm{218749}}^1$

素因数の和:238847

約数の個数: 24

約数和(自身を含む): 184576875000

約数和(自身を除く): 96687901780

約数列:

[1, 2, 4, 5, 10, 20, 20089, 40178, 80356, 100445, 200890, 218749, 401780, 437498, 874996, 1093745, 2187490, 4374980, 4394448661, 8788897322, 17577794644, 21972243305, 43944486610, 87888973220]

約数ペア:

[(1, 87888973220), (2, 43944486610), (4, 21972243305), (5, 17577794644), (10, 8788897322), (20, 4394448661), (20089, 4374980), (40178, 2187490), (80356, 1093745), (100445, 874996), (200890, 437498), (218749, 401780)]