2242805720

素因数分解:

$2^3\times 5^1\times {\mathrm{7487}}^1\times {\mathrm{7489}}^1$

素因数の和:14987

約数の個数: 32

約数和(自身を含む): 5047660800

約数和(自身を除く): 2804855080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 7487, 7489, 14974, 14978, 29948, 29956, 37435, 37445, 59896, 59912, 74870, 74890, 149740, 149780, 299480, 299560, 56070143, 112140286, 224280572, 280350715, 448561144, 560701430, 1121402860, 2242805720]

約数ペア:

[(1, 2242805720), (2, 1121402860), (4, 560701430), (5, 448561144), (8, 280350715), (10, 224280572), (20, 112140286), (40, 56070143), (7487, 299560), (7489, 299480), (14974, 149780), (14978, 149740), (29948, 74890), (29956, 74870), (37435, 59912), (37445, 59896)]