6831640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 16524000

約数和(自身を除く): 9692360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 89, 95, 101, 152, 178, 190, 202, 356, 380, 404, 445, 505, 712, 760, 808, 890, 1010, 1691, 1780, 1919, 2020, 3382, 3560, 3838, 4040, 6764, 7676, 8455, 8989, 9595, 13528, 15352, 16910, 17978, 19190, 33820, 35956, 38380, 44945, 67640, 71912, 76760, 89890, 170791, 179780, 341582, 359560, 683164, 853955, 1366328, 1707910, 3415820, 6831640]

約数ペア:

[(1, 6831640), (2, 3415820), (4, 1707910), (5, 1366328), (8, 853955), (10, 683164), (19, 359560), (20, 341582), (38, 179780), (40, 170791), (76, 89890), (89, 76760), (95, 71912), (101, 67640), (152, 44945), (178, 38380), (190, 35956), (202, 33820), (356, 19190), (380, 17978), (404, 16910), (445, 15352), (505, 13528), (712, 9595), (760, 8989), (808, 8455), (890, 7676), (1010, 6764), (1691, 4040), (1780, 3838), (1919, 3560), (2020, 3382)]