212013560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{481849}}^1$

素因数の和:481871

約数の個数: 32

約数和(自身を含む): 520398000

約数和(自身を除く): 308384440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 481849, 963698, 1927396, 2409245, 3854792, 4818490, 5300339, 9636980, 10600678, 19273960, 21201356, 26501695, 42402712, 53003390, 106006780, 212013560]

約数ペア:

[(1, 212013560), (2, 106006780), (4, 53003390), (5, 42402712), (8, 26501695), (10, 21201356), (11, 19273960), (20, 10600678), (22, 9636980), (40, 5300339), (44, 4818490), (55, 3854792), (88, 2409245), (110, 1927396), (220, 963698), (440, 481849)]