4048900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{2131}}^1$

素因数の和:2164

約数の個数: 36

約数和(自身を含む): 9252880

約数和(自身を除く): 5203980

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 2131, 4262, 8524, 10655, 21310, 40489, 42620, 53275, 80978, 106550, 161956, 202445, 213100, 404890, 809780, 1012225, 2024450, 4048900]

約数ペア:

[(1, 4048900), (2, 2024450), (4, 1012225), (5, 809780), (10, 404890), (19, 213100), (20, 202445), (25, 161956), (38, 106550), (50, 80978), (76, 53275), (95, 42620), (100, 40489), (190, 21310), (380, 10655), (475, 8524), (950, 4262), (1900, 2131)]