312201220

素因数分解:

$2^2\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{15319}}^1$

素因数の和:16347

約数の個数: 24

約数和(自身を含む): 656308800

約数和(自身を除く): 344107580

約数列:

[1, 2, 4, 5, 10, 20, 1019, 2038, 4076, 5095, 10190, 15319, 20380, 30638, 61276, 76595, 153190, 306380, 15610061, 31220122, 62440244, 78050305, 156100610, 312201220]

約数ペア:

[(1, 312201220), (2, 156100610), (4, 78050305), (5, 62440244), (10, 31220122), (20, 15610061), (1019, 306380), (2038, 153190), (4076, 76595), (5095, 61276), (10190, 30638), (15319, 20380)]