2023139960

素因数分解:

$2^3\times 5^1\times {\mathrm{1949}}^1\times {\mathrm{25951}}^1$

素因数の和:27911

約数の個数: 32

約数和(自身を含む): 4554576000

約数和(自身を除く): 2531436040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1949, 3898, 7796, 9745, 15592, 19490, 25951, 38980, 51902, 77960, 103804, 129755, 207608, 259510, 519020, 1038040, 50578499, 101156998, 202313996, 252892495, 404627992, 505784990, 1011569980, 2023139960]

約数ペア:

[(1, 2023139960), (2, 1011569980), (4, 505784990), (5, 404627992), (8, 252892495), (10, 202313996), (20, 101156998), (40, 50578499), (1949, 1038040), (3898, 519020), (7796, 259510), (9745, 207608), (15592, 129755), (19490, 103804), (25951, 77960), (38980, 51902)]