2122220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3659}}^1$

素因数の和:3697

約数の個数: 24

約数和(自身を含む): 4611600

約数和(自身を除く): 2489380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 3659, 7318, 14636, 18295, 36590, 73180, 106111, 212222, 424444, 530555, 1061110, 2122220]

約数ペア:

[(1, 2122220), (2, 1061110), (4, 530555), (5, 424444), (10, 212222), (20, 106111), (29, 73180), (58, 36590), (116, 18295), (145, 14636), (290, 7318), (580, 3659)]