11191980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1811}}^1$

素因数の和:1926

約数の個数: 48

約数和(自身を含む): 31659264

約数和(自身を除く): 20467284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 103, 206, 309, 412, 515, 618, 1030, 1236, 1545, 1811, 2060, 3090, 3622, 5433, 6180, 7244, 9055, 10866, 18110, 21732, 27165, 36220, 54330, 108660, 186533, 373066, 559599, 746132, 932665, 1119198, 1865330, 2238396, 2797995, 3730660, 5595990, 11191980]

約数ペア:

[(1, 11191980), (2, 5595990), (3, 3730660), (4, 2797995), (5, 2238396), (6, 1865330), (10, 1119198), (12, 932665), (15, 746132), (20, 559599), (30, 373066), (60, 186533), (103, 108660), (206, 54330), (309, 36220), (412, 27165), (515, 21732), (618, 18110), (1030, 10866), (1236, 9055), (1545, 7244), (1811, 6180), (2060, 5433), (3090, 3622)]