16608885920

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{857897}}^1$

素因数の和:857934

約数の個数: 72

約数和(自身を含む): 43129964052

約数和(自身を除く): 26521078132

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 440, 484, 605, 880, 968, 1210, 1760, 1936, 2420, 3872, 4840, 9680, 19360, 857897, 1715794, 3431588, 4289485, 6863176, 8578970, 9436867, 13726352, 17157940, 18873734, 27452704, 34315880, 37747468, 47184335, 68631760, 75494936, 94368670, 103805537, 137263520, 150989872, 188737340, 207611074, 301979744, 377474680, 415222148, 519027685, 754949360, 830444296, 1038055370, 1509898720, 1660888592, 2076110740, 3321777184, 4152221480, 8304442960, 16608885920]

約数ペア:

[(1, 16608885920), (2, 8304442960), (4, 4152221480), (5, 3321777184), (8, 2076110740), (10, 1660888592), (11, 1509898720), (16, 1038055370), (20, 830444296), (22, 754949360), (32, 519027685), (40, 415222148), (44, 377474680), (55, 301979744), (80, 207611074), (88, 188737340), (110, 150989872), (121, 137263520), (160, 103805537), (176, 94368670), (220, 75494936), (242, 68631760), (352, 47184335), (440, 37747468), (484, 34315880), (605, 27452704), (880, 18873734), (968, 17157940), (1210, 13726352), (1760, 9436867), (1936, 8578970), (2420, 6863176), (3872, 4289485), (4840, 3431588), (9680, 1715794), (19360, 857897)]