28271080

素因数分解:

$2^3\times 5^1\times {\mathrm{719}}^1\times {\mathrm{983}}^1$

素因数の和:1713

約数の個数: 32

約数和(自身を含む): 63763200

約数和(自身を除く): 35492120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 719, 983, 1438, 1966, 2876, 3595, 3932, 4915, 5752, 7190, 7864, 9830, 14380, 19660, 28760, 39320, 706777, 1413554, 2827108, 3533885, 5654216, 7067770, 14135540, 28271080]

約数ペア:

[(1, 28271080), (2, 14135540), (4, 7067770), (5, 5654216), (8, 3533885), (10, 2827108), (20, 1413554), (40, 706777), (719, 39320), (983, 28760), (1438, 19660), (1966, 14380), (2876, 9830), (3595, 7864), (3932, 7190), (4915, 5752)]