23487320

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{5387}}^1$

素因数の和:5507

約数の個数: 32

約数和(自身を含む): 53341200

約数和(自身を除く): 29853880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 5387, 10774, 21548, 26935, 43096, 53870, 107740, 215480, 587183, 1174366, 2348732, 2935915, 4697464, 5871830, 11743660, 23487320]

約数ペア:

[(1, 23487320), (2, 11743660), (4, 5871830), (5, 4697464), (8, 2935915), (10, 2348732), (20, 1174366), (40, 587183), (109, 215480), (218, 107740), (436, 53870), (545, 43096), (872, 26935), (1090, 21548), (2180, 10774), (4360, 5387)]