38998840

素因数分解:

$2^3\times 5^1\times {\mathrm{974971}}^1$

素因数の和:974982

約数の個数: 16

約数和(自身を含む): 87747480

約数和(自身を除く): 48748640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 974971, 1949942, 3899884, 4874855, 7799768, 9749710, 19499420, 38998840]

約数ペア:

[(1, 38998840), (2, 19499420), (4, 9749710), (5, 7799768), (8, 4874855), (10, 3899884), (20, 1949942), (40, 974971)]