812980960

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{461921}}^1$

素因数の和:461947

約数の個数: 48

約数和(自身を含む): 2095278192

約数和(自身を除く): 1282297232

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, 461921, 923842, 1847684, 2309605, 3695368, 4619210, 5081131, 7390736, 9238420, 10162262, 14781472, 18476840, 20324524, 25405655, 36953680, 40649048, 50811310, 73907360, 81298096, 101622620, 162596192, 203245240, 406490480, 812980960]

約数ペア:

[(1, 812980960), (2, 406490480), (4, 203245240), (5, 162596192), (8, 101622620), (10, 81298096), (11, 73907360), (16, 50811310), (20, 40649048), (22, 36953680), (32, 25405655), (40, 20324524), (44, 18476840), (55, 14781472), (80, 10162262), (88, 9238420), (110, 7390736), (160, 5081131), (176, 4619210), (220, 3695368), (352, 2309605), (440, 1847684), (880, 923842), (1760, 461921)]