4170980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18959}}^1$

素因数の和:18979

約数の個数: 24

約数和(自身を含む): 9555840

約数和(自身を除く): 5384860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 18959, 37918, 75836, 94795, 189590, 208549, 379180, 417098, 834196, 1042745, 2085490, 4170980]

約数ペア:

[(1, 4170980), (2, 2085490), (4, 1042745), (5, 834196), (10, 417098), (11, 379180), (20, 208549), (22, 189590), (44, 94795), (55, 75836), (110, 37918), (220, 18959)]