20109480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1483}}^1$

素因数の和:1610

約数の個数: 64

約数和(自身を含む): 60903360

約数和(自身を除く): 40793880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 113, 120, 226, 339, 452, 565, 678, 904, 1130, 1356, 1483, 1695, 2260, 2712, 2966, 3390, 4449, 4520, 5932, 6780, 7415, 8898, 11864, 13560, 14830, 17796, 22245, 29660, 35592, 44490, 59320, 88980, 167579, 177960, 335158, 502737, 670316, 837895, 1005474, 1340632, 1675790, 2010948, 2513685, 3351580, 4021896, 5027370, 6703160, 10054740, 20109480]

約数ペア:

[(1, 20109480), (2, 10054740), (3, 6703160), (4, 5027370), (5, 4021896), (6, 3351580), (8, 2513685), (10, 2010948), (12, 1675790), (15, 1340632), (20, 1005474), (24, 837895), (30, 670316), (40, 502737), (60, 335158), (113, 177960), (120, 167579), (226, 88980), (339, 59320), (452, 44490), (565, 35592), (678, 29660), (904, 22245), (1130, 17796), (1356, 14830), (1483, 13560), (1695, 11864), (2260, 8898), (2712, 7415), (2966, 6780), (3390, 5932), (4449, 4520)]