6990950

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{1571}}^1$

素因数の和:1672

約数の個数: 24

約数和(自身を含む): 13157640

約数和(自身を除く): 6166690

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 890, 1571, 2225, 3142, 4450, 7855, 15710, 39275, 78550, 139819, 279638, 699095, 1398190, 3495475, 6990950]

約数ペア:

[(1, 6990950), (2, 3495475), (5, 1398190), (10, 699095), (25, 279638), (50, 139819), (89, 78550), (178, 39275), (445, 15710), (890, 7855), (1571, 4450), (2225, 3142)]