90154660

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{104831}}^1$

素因数の和:104883

約数の個数: 24

約数和(自身を含む): 193729536

約数和(自身を除く): 103574876

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 104831, 209662, 419324, 524155, 1048310, 2096620, 4507733, 9015466, 18030932, 22538665, 45077330, 90154660]

約数ペア:

[(1, 90154660), (2, 45077330), (4, 22538665), (5, 18030932), (10, 9015466), (20, 4507733), (43, 2096620), (86, 1048310), (172, 524155), (215, 419324), (430, 209662), (860, 104831)]