9729280

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{691}}^1$

素因数の和:723

約数の個数: 72

約数和(自身を含む): 25460064

約数和(自身を除く): 15730784

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 691, 704, 880, 1280, 1382, 1408, 1760, 2764, 2816, 3455, 3520, 5528, 6910, 7040, 7601, 11056, 13820, 14080, 15202, 22112, 27640, 30404, 38005, 44224, 55280, 60808, 76010, 88448, 110560, 121616, 152020, 176896, 221120, 243232, 304040, 442240, 486464, 608080, 884480, 972928, 1216160, 1945856, 2432320, 4864640, 9729280]

約数ペア:

[(1, 9729280), (2, 4864640), (4, 2432320), (5, 1945856), (8, 1216160), (10, 972928), (11, 884480), (16, 608080), (20, 486464), (22, 442240), (32, 304040), (40, 243232), (44, 221120), (55, 176896), (64, 152020), (80, 121616), (88, 110560), (110, 88448), (128, 76010), (160, 60808), (176, 55280), (220, 44224), (256, 38005), (320, 30404), (352, 27640), (440, 22112), (640, 15202), (691, 14080), (704, 13820), (880, 11056), (1280, 7601), (1382, 7040), (1408, 6910), (1760, 5528), (2764, 3520), (2816, 3455)]