39783820

素因数分解:

$2^2\times 5^1\times {\mathrm{823}}^1\times {\mathrm{2417}}^1$

素因数の和:3249

約数の個数: 24

約数和(自身を含む): 83682144

約数和(自身を除く): 43898324

約数列:

[1, 2, 4, 5, 10, 20, 823, 1646, 2417, 3292, 4115, 4834, 8230, 9668, 12085, 16460, 24170, 48340, 1989191, 3978382, 7956764, 9945955, 19891910, 39783820]

約数ペア:

[(1, 39783820), (2, 19891910), (4, 9945955), (5, 7956764), (10, 3978382), (20, 1989191), (823, 48340), (1646, 24170), (2417, 16460), (3292, 12085), (4115, 9668), (4834, 8230)]