40372915

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{397}}^1$

素因数の和:499

約数の個数: 24

約数和(自身を含む): 54245808

約数和(自身を除く): 13872893

約数列:

[1, 5, 11, 43, 55, 215, 397, 473, 1849, 1985, 2365, 4367, 9245, 17071, 20339, 21835, 85355, 101695, 187781, 734053, 938905, 3670265, 8074583, 40372915]

約数ペア:

[(1, 40372915), (5, 8074583), (11, 3670265), (43, 938905), (55, 734053), (215, 187781), (397, 101695), (473, 85355), (1849, 21835), (1985, 20339), (2365, 17071), (4367, 9245)]