29997808

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{977}}^1$

素因数の和:1105

約数の個数: 40

約数和(自身を含む): 61848720

約数和(自身を除く): 31850912

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 101, 152, 202, 304, 404, 808, 977, 1616, 1919, 1954, 3838, 3908, 7676, 7816, 15352, 15632, 18563, 30704, 37126, 74252, 98677, 148504, 197354, 297008, 394708, 789416, 1578832, 1874863, 3749726, 7499452, 14998904, 29997808]

約数ペア:

[(1, 29997808), (2, 14998904), (4, 7499452), (8, 3749726), (16, 1874863), (19, 1578832), (38, 789416), (76, 394708), (101, 297008), (152, 197354), (202, 148504), (304, 98677), (404, 74252), (808, 37126), (977, 30704), (1616, 18563), (1919, 15632), (1954, 15352), (3838, 7816), (3908, 7676)]