61615180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{280069}}^1$

素因数の和:280089

約数の個数: 24

約数和(自身を含む): 141155280

約数和(自身を除く): 79540100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 280069, 560138, 1120276, 1400345, 2800690, 3080759, 5601380, 6161518, 12323036, 15403795, 30807590, 61615180]

約数ペア:

[(1, 61615180), (2, 30807590), (4, 15403795), (5, 12323036), (10, 6161518), (11, 5601380), (20, 3080759), (22, 2800690), (44, 1400345), (55, 1120276), (110, 560138), (220, 280069)]