28336760

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{3709}}^1$

素因数の和:3911

約数の個数: 32

約数和(自身を含む): 64108800

約数和(自身を除く): 35772040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3709, 3820, 7418, 7640, 14836, 18545, 29672, 37090, 74180, 148360, 708419, 1416838, 2833676, 3542095, 5667352, 7084190, 14168380, 28336760]

約数ペア:

[(1, 28336760), (2, 14168380), (4, 7084190), (5, 5667352), (8, 3542095), (10, 2833676), (20, 1416838), (40, 708419), (191, 148360), (382, 74180), (764, 37090), (955, 29672), (1528, 18545), (1910, 14836), (3709, 7640), (3820, 7418)]