4045100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{2129}}^1$

素因数の和:2162

約数の個数: 36

約数和(自身を含む): 9244200

約数和(自身を除く): 5199100

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 2129, 4258, 8516, 10645, 21290, 40451, 42580, 53225, 80902, 106450, 161804, 202255, 212900, 404510, 809020, 1011275, 2022550, 4045100]

約数ペア:

[(1, 4045100), (2, 2022550), (4, 1011275), (5, 809020), (10, 404510), (19, 212900), (20, 202255), (25, 161804), (38, 106450), (50, 80902), (76, 53225), (95, 42580), (100, 40451), (190, 21290), (380, 10645), (475, 8516), (950, 4258), (1900, 2129)]