40943240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{78737}}^1$

素因数の和:78761

約数の個数: 32

約数和(自身を含む): 99209880

約数和(自身を除く): 58266640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 78737, 157474, 314948, 393685, 629896, 787370, 1023581, 1574740, 2047162, 3149480, 4094324, 5117905, 8188648, 10235810, 20471620, 40943240]

約数ペア:

[(1, 40943240), (2, 20471620), (4, 10235810), (5, 8188648), (8, 5117905), (10, 4094324), (13, 3149480), (20, 2047162), (26, 1574740), (40, 1023581), (52, 787370), (65, 629896), (104, 393685), (130, 314948), (260, 157474), (520, 78737)]