15500980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{70459}}^1$

素因数の和:70479

約数の個数: 24

約数和(自身を含む): 35511840

約数和(自身を除く): 20010860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 70459, 140918, 281836, 352295, 704590, 775049, 1409180, 1550098, 3100196, 3875245, 7750490, 15500980]

約数ペア:

[(1, 15500980), (2, 7750490), (4, 3875245), (5, 3100196), (10, 1550098), (11, 1409180), (20, 775049), (22, 704590), (44, 352295), (55, 281836), (110, 140918), (220, 70459)]