13571320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2551}}^1$

素因数の和:2588

約数の個数: 64

約数和(自身を含む): 36748800

約数和(自身を除く): 23177480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2551, 2660, 5102, 5320, 10204, 12755, 17857, 20408, 25510, 35714, 48469, 51020, 71428, 89285, 96938, 102040, 142856, 178570, 193876, 242345, 339283, 357140, 387752, 484690, 678566, 714280, 969380, 1357132, 1696415, 1938760, 2714264, 3392830, 6785660, 13571320]

約数ペア:

[(1, 13571320), (2, 6785660), (4, 3392830), (5, 2714264), (7, 1938760), (8, 1696415), (10, 1357132), (14, 969380), (19, 714280), (20, 678566), (28, 484690), (35, 387752), (38, 357140), (40, 339283), (56, 242345), (70, 193876), (76, 178570), (95, 142856), (133, 102040), (140, 96938), (152, 89285), (190, 71428), (266, 51020), (280, 48469), (380, 35714), (532, 25510), (665, 20408), (760, 17857), (1064, 12755), (1330, 10204), (2551, 5320), (2660, 5102)]