8079940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1933}}^1$

素因数の和:1972

約数の個数: 48

約数和(自身を含む): 19494720

約数和(自身を除く): 11414780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 1933, 2090, 3866, 4180, 7732, 9665, 19330, 21263, 36727, 38660, 42526, 73454, 85052, 106315, 146908, 183635, 212630, 367270, 403997, 425260, 734540, 807994, 1615988, 2019985, 4039970, 8079940]

約数ペア:

[(1, 8079940), (2, 4039970), (4, 2019985), (5, 1615988), (10, 807994), (11, 734540), (19, 425260), (20, 403997), (22, 367270), (38, 212630), (44, 183635), (55, 146908), (76, 106315), (95, 85052), (110, 73454), (190, 42526), (209, 38660), (220, 36727), (380, 21263), (418, 19330), (836, 9665), (1045, 7732), (1933, 4180), (2090, 3866)]