28492028440

素因数分解:

$2^3\times 5^1\times {\mathrm{401}}^1\times {\mathrm{1776311}}^1$

素因数の和:1776723

約数の個数: 32

約数和(自身を含む): 64266968160

約数和(自身を除く): 35774939720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 401, 802, 1604, 2005, 3208, 4010, 8020, 16040, 1776311, 3552622, 7105244, 8881555, 14210488, 17763110, 35526220, 71052440, 712300711, 1424601422, 2849202844, 3561503555, 5698405688, 7123007110, 14246014220, 28492028440]

約数ペア:

[(1, 28492028440), (2, 14246014220), (4, 7123007110), (5, 5698405688), (8, 3561503555), (10, 2849202844), (20, 1424601422), (40, 712300711), (401, 71052440), (802, 35526220), (1604, 17763110), (2005, 14210488), (3208, 8881555), (4010, 7105244), (8020, 3552622), (16040, 1776311)]