28542160

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{7591}}^1$

素因数の和:7651

約数の個数: 40

約数和(自身を含む): 67781376

約数和(自身を除く): 39239216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 7591, 15182, 30364, 37955, 60728, 75910, 121456, 151820, 303640, 356777, 607280, 713554, 1427108, 1783885, 2854216, 3567770, 5708432, 7135540, 14271080, 28542160]

約数ペア:

[(1, 28542160), (2, 14271080), (4, 7135540), (5, 5708432), (8, 3567770), (10, 2854216), (16, 1783885), (20, 1427108), (40, 713554), (47, 607280), (80, 356777), (94, 303640), (188, 151820), (235, 121456), (376, 75910), (470, 60728), (752, 37955), (940, 30364), (1880, 15182), (3760, 7591)]