1127140960

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{640421}}^1$

素因数の和:640447

約数の個数: 48

約数和(自身を含む): 2904954192

約数和(自身を除く): 1777813232

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 640421, 1280842, 2561684, 3202105, 5123368, 6404210, 7044631, 10246736, 12808420, 14089262, 20493472, 25616840, 28178524, 35223155, 51233680, 56357048, 70446310, 102467360, 112714096, 140892620, 225428192, 281785240, 563570480, 1127140960]

約数ペア:

[(1, 1127140960), (2, 563570480), (4, 281785240), (5, 225428192), (8, 140892620), (10, 112714096), (11, 102467360), (16, 70446310), (20, 56357048), (22, 51233680), (32, 35223155), (40, 28178524), (44, 25616840), (55, 20493472), (80, 14089262), (88, 12808420), (110, 10246736), (160, 7044631), (176, 6404210), (220, 5123368), (352, 3202105), (440, 2561684), (880, 1280842), (1760, 640421)]