166559620

素因数分解:

$2^2\times 5^1\times {\mathrm{463}}^1\times {\mathrm{17987}}^1$

素因数の和:18459

約数の個数: 24

約数和(自身を含む): 350550144

約数和(自身を除く): 183990524

約数列:

[1, 2, 4, 5, 10, 20, 463, 926, 1852, 2315, 4630, 9260, 17987, 35974, 71948, 89935, 179870, 359740, 8327981, 16655962, 33311924, 41639905, 83279810, 166559620]

約数ペア:

[(1, 166559620), (2, 83279810), (4, 41639905), (5, 33311924), (10, 16655962), (20, 8327981), (463, 359740), (926, 179870), (1852, 89935), (2315, 71948), (4630, 35974), (9260, 17987)]