39470840

素因数分解:

$2^3\times 5^1\times {\mathrm{467}}^1\times {\mathrm{2113}}^1$

素因数の和:2591

約数の個数: 32

約数和(自身を含む): 89041680

約数和(自身を除く): 49570840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 467, 934, 1868, 2113, 2335, 3736, 4226, 4670, 8452, 9340, 10565, 16904, 18680, 21130, 42260, 84520, 986771, 1973542, 3947084, 4933855, 7894168, 9867710, 19735420, 39470840]

約数ペア:

[(1, 39470840), (2, 19735420), (4, 9867710), (5, 7894168), (8, 4933855), (10, 3947084), (20, 1973542), (40, 986771), (467, 84520), (934, 42260), (1868, 21130), (2113, 18680), (2335, 16904), (3736, 10565), (4226, 9340), (4670, 8452)]