69731662180

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{31987001}}^1$

素因数の和:31987119

約数の個数: 24

約数和(自身を含む): 147779949240

約数和(自身を除く): 78048287060

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 31987001, 63974002, 127948004, 159935005, 319870010, 639740020, 3486583109, 6973166218, 13946332436, 17432915545, 34865831090, 69731662180]

約数ペア:

[(1, 69731662180), (2, 34865831090), (4, 17432915545), (5, 13946332436), (10, 6973166218), (20, 3486583109), (109, 639740020), (218, 319870010), (436, 159935005), (545, 127948004), (1090, 63974002), (2180, 31987001)]