15784060

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{569}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 35431200

約数和(自身を除く): 19647140

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 73, 76, 95, 146, 190, 292, 365, 380, 569, 730, 1138, 1387, 1460, 2276, 2774, 2845, 5548, 5690, 6935, 10811, 11380, 13870, 21622, 27740, 41537, 43244, 54055, 83074, 108110, 166148, 207685, 216220, 415370, 789203, 830740, 1578406, 3156812, 3946015, 7892030, 15784060]

約数ペア:

[(1, 15784060), (2, 7892030), (4, 3946015), (5, 3156812), (10, 1578406), (19, 830740), (20, 789203), (38, 415370), (73, 216220), (76, 207685), (95, 166148), (146, 108110), (190, 83074), (292, 54055), (365, 43244), (380, 41537), (569, 27740), (730, 21622), (1138, 13870), (1387, 11380), (1460, 10811), (2276, 6935), (2774, 5690), (2845, 5548)]