2081260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5477}}^1$

素因数の和:5505

約数の個数: 24

約数和(自身を含む): 4601520

約数和(自身を除く): 2520260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 5477, 10954, 21908, 27385, 54770, 104063, 109540, 208126, 416252, 520315, 1040630, 2081260]

約数ペア:

[(1, 2081260), (2, 1040630), (4, 520315), (5, 416252), (10, 208126), (19, 109540), (20, 104063), (38, 54770), (76, 27385), (95, 21908), (190, 10954), (380, 5477)]