104050640

素因数分解:

$2^4\times 5^1\times {\mathrm{1300633}}^1$

素因数の和:1300646

約数の個数: 20

約数和(自身を含む): 241917924

約数和(自身を除く): 137867284

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1300633, 2601266, 5202532, 6503165, 10405064, 13006330, 20810128, 26012660, 52025320, 104050640]

約数ペア:

[(1, 104050640), (2, 52025320), (4, 26012660), (5, 20810128), (8, 13006330), (10, 10405064), (16, 6503165), (20, 5202532), (40, 2601266), (80, 1300633)]