87307820

素因数分解:

$2^2\times 5^1\times {\mathrm{907}}^1\times {\mathrm{4813}}^1$

素因数の和:5729

約数の個数: 24

約数和(自身を含む): 183586704

約数和(自身を除く): 96278884

約数列:

[1, 2, 4, 5, 10, 20, 907, 1814, 3628, 4535, 4813, 9070, 9626, 18140, 19252, 24065, 48130, 96260, 4365391, 8730782, 17461564, 21826955, 43653910, 87307820]

約数ペア:

[(1, 87307820), (2, 43653910), (4, 21826955), (5, 17461564), (10, 8730782), (20, 4365391), (907, 96260), (1814, 48130), (3628, 24065), (4535, 19252), (4813, 18140), (9070, 9626)]