30505990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{577}}^1$

素因数の和:912

約数の個数: 32

約数和(自身を含む): 58428864

約数和(自身を除く): 27922874

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 311, 577, 622, 1154, 1555, 2885, 3110, 5287, 5770, 9809, 10574, 19618, 26435, 49045, 52870, 98090, 179447, 358894, 897235, 1794470, 3050599, 6101198, 15252995, 30505990]

約数ペア:

[(1, 30505990), (2, 15252995), (5, 6101198), (10, 3050599), (17, 1794470), (34, 897235), (85, 358894), (170, 179447), (311, 98090), (577, 52870), (622, 49045), (1154, 26435), (1555, 19618), (2885, 10574), (3110, 9809), (5287, 5770)]