2126680

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{673}}^1$

素因数の和:763

約数の個数: 32

約数和(自身を含む): 4852800

約数和(自身を除く): 2726120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 673, 790, 1346, 1580, 2692, 3160, 3365, 5384, 6730, 13460, 26920, 53167, 106334, 212668, 265835, 425336, 531670, 1063340, 2126680]

約数ペア:

[(1, 2126680), (2, 1063340), (4, 531670), (5, 425336), (8, 265835), (10, 212668), (20, 106334), (40, 53167), (79, 26920), (158, 13460), (316, 6730), (395, 5384), (632, 3365), (673, 3160), (790, 2692), (1346, 1580)]