38893040

素因数分解:

$2^4\times 5^1\times {\mathrm{486163}}^1$

素因数の和:486176

約数の個数: 20

約数和(自身を含む): 90426504

約数和(自身を除く): 51533464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 486163, 972326, 1944652, 2430815, 3889304, 4861630, 7778608, 9723260, 19446520, 38893040]

約数ペア:

[(1, 38893040), (2, 19446520), (4, 9723260), (5, 7778608), (8, 4861630), (10, 3889304), (16, 2430815), (20, 1944652), (40, 972326), (80, 486163)]