3906927280

素因数分解:

$2^4\times 5^1\times {\mathrm{48836591}}^1$

素因数の和:48836604

約数の個数: 20

約数和(自身を含む): 9083606112

約数和(自身を除く): 5176678832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 48836591, 97673182, 195346364, 244182955, 390692728, 488365910, 781385456, 976731820, 1953463640, 3906927280]

約数ペア:

[(1, 3906927280), (2, 1953463640), (4, 976731820), (5, 781385456), (8, 488365910), (10, 390692728), (16, 244182955), (20, 195346364), (40, 97673182), (80, 48836591)]