38878520

素因数分解:

$2^3\times 5^1\times {\mathrm{823}}^1\times {\mathrm{1181}}^1$

素因数の和:2015

約数の個数: 32

約数和(自身を含む): 87657120

約数和(自身を除く): 48778600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 823, 1181, 1646, 2362, 3292, 4115, 4724, 5905, 6584, 8230, 9448, 11810, 16460, 23620, 32920, 47240, 971963, 1943926, 3887852, 4859815, 7775704, 9719630, 19439260, 38878520]

約数ペア:

[(1, 38878520), (2, 19439260), (4, 9719630), (5, 7775704), (8, 4859815), (10, 3887852), (20, 1943926), (40, 971963), (823, 47240), (1181, 32920), (1646, 23620), (2362, 16460), (3292, 11810), (4115, 9448), (4724, 8230), (5905, 6584)]