181094780

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{83071}}^1$

素因数の和:83189

約数の個数: 24

約数和(自身を含む): 383792640

約数和(自身を除く): 202697860

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 83071, 166142, 332284, 415355, 830710, 1661420, 9054739, 18109478, 36218956, 45273695, 90547390, 181094780]

約数ペア:

[(1, 181094780), (2, 90547390), (4, 45273695), (5, 36218956), (10, 18109478), (20, 9054739), (109, 1661420), (218, 830710), (436, 415355), (545, 332284), (1090, 166142), (2180, 83071)]