308990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^2$

素因数の和:124

約数の個数: 24

約数和(自身を含む): 618408

約数和(自身を除く): 309418

約数列:

[1, 2, 5, 10, 11, 22, 53, 55, 106, 110, 265, 530, 583, 1166, 2809, 2915, 5618, 5830, 14045, 28090, 30899, 61798, 154495, 308990]

約数ペア:

[(1, 308990), (2, 154495), (5, 61798), (10, 30899), (11, 28090), (22, 14045), (53, 5830), (55, 5618), (106, 2915), (110, 2809), (265, 1166), (530, 583)]