87237740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{2273}}^1$

素因数の和:2402

約数の個数: 48

約数和(自身を含む): 194836320

約数和(自身を除く): 107598580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 101, 190, 202, 380, 404, 505, 1010, 1919, 2020, 2273, 3838, 4546, 7676, 9092, 9595, 11365, 19190, 22730, 38380, 43187, 45460, 86374, 172748, 215935, 229573, 431870, 459146, 863740, 918292, 1147865, 2295730, 4361887, 4591460, 8723774, 17447548, 21809435, 43618870, 87237740]

約数ペア:

[(1, 87237740), (2, 43618870), (4, 21809435), (5, 17447548), (10, 8723774), (19, 4591460), (20, 4361887), (38, 2295730), (76, 1147865), (95, 918292), (101, 863740), (190, 459146), (202, 431870), (380, 229573), (404, 215935), (505, 172748), (1010, 86374), (1919, 45460), (2020, 43187), (2273, 38380), (3838, 22730), (4546, 19190), (7676, 11365), (9092, 9595)]