40090340

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{5153}}^1$

素因数の和:5551

約数の個数: 24

約数和(自身を含む): 84422520

約数和(自身を除く): 44332180

約数列:

[1, 2, 4, 5, 10, 20, 389, 778, 1556, 1945, 3890, 5153, 7780, 10306, 20612, 25765, 51530, 103060, 2004517, 4009034, 8018068, 10022585, 20045170, 40090340]

約数ペア:

[(1, 40090340), (2, 20045170), (4, 10022585), (5, 8018068), (10, 4009034), (20, 2004517), (389, 103060), (778, 51530), (1556, 25765), (1945, 20612), (3890, 10306), (5153, 7780)]