171109360

素因数分解:

$2^4\times 5^1\times {\mathrm{2138867}}^1$

素因数の和:2138880

約数の個数: 20

約数和(自身を含む): 397829448

約数和(自身を除く): 226720088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2138867, 4277734, 8555468, 10694335, 17110936, 21388670, 34221872, 42777340, 85554680, 171109360]

約数ペア:

[(1, 171109360), (2, 85554680), (4, 42777340), (5, 34221872), (8, 21388670), (10, 17110936), (16, 10694335), (20, 8555468), (40, 4277734), (80, 2138867)]