708282920

素因数分解:

$2^3\times 5^1\times {\mathrm{1249}}^1\times {\mathrm{14177}}^1$

素因数の和:15437

約数の個数: 32

約数和(自身を含む): 1595025000

約数和(自身を除く): 886742080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1249, 2498, 4996, 6245, 9992, 12490, 14177, 24980, 28354, 49960, 56708, 70885, 113416, 141770, 283540, 567080, 17707073, 35414146, 70828292, 88535365, 141656584, 177070730, 354141460, 708282920]

約数ペア:

[(1, 708282920), (2, 354141460), (4, 177070730), (5, 141656584), (8, 88535365), (10, 70828292), (20, 35414146), (40, 17707073), (1249, 567080), (2498, 283540), (4996, 141770), (6245, 113416), (9992, 70885), (12490, 56708), (14177, 49960), (24980, 28354)]