20089950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{67}}^1\times {\mathrm{1999}}^1$

素因数の和:2081

約数の個数: 48

約数和(自身を含む): 50592000

約数和(自身を除く): 30502050

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 67, 75, 134, 150, 201, 335, 402, 670, 1005, 1675, 1999, 2010, 3350, 3998, 5025, 5997, 9995, 10050, 11994, 19990, 29985, 49975, 59970, 99950, 133933, 149925, 267866, 299850, 401799, 669665, 803598, 1339330, 2008995, 3348325, 4017990, 6696650, 10044975, 20089950]

約数ペア:

[(1, 20089950), (2, 10044975), (3, 6696650), (5, 4017990), (6, 3348325), (10, 2008995), (15, 1339330), (25, 803598), (30, 669665), (50, 401799), (67, 299850), (75, 267866), (134, 149925), (150, 133933), (201, 99950), (335, 59970), (402, 49975), (670, 29985), (1005, 19990), (1675, 11994), (1999, 10050), (2010, 9995), (3350, 5997), (3998, 5025)]