55855180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{90089}}^1$

素因数の和:90129

約数の個数: 24

約数和(自身を含む): 121080960

約数和(自身を除く): 65225780

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 90089, 180178, 360356, 450445, 900890, 1801780, 2792759, 5585518, 11171036, 13963795, 27927590, 55855180]

約数ペア:

[(1, 55855180), (2, 27927590), (4, 13963795), (5, 11171036), (10, 5585518), (20, 2792759), (31, 1801780), (62, 900890), (124, 450445), (155, 360356), (310, 180178), (620, 90089)]