40446445

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{499}}^1$

素因数の和:589

約数の個数: 32

約数和(自身を含む): 55440000

約数和(自身を除く): 14993555

約数列:

[1, 5, 13, 29, 43, 65, 145, 215, 377, 499, 559, 1247, 1885, 2495, 2795, 6235, 6487, 14471, 16211, 21457, 32435, 72355, 81055, 107285, 188123, 278941, 622253, 940615, 1394705, 3111265, 8089289, 40446445]

約数ペア:

[(1, 40446445), (5, 8089289), (13, 3111265), (29, 1394705), (43, 940615), (65, 622253), (145, 278941), (215, 188123), (377, 107285), (499, 81055), (559, 72355), (1247, 32435), (1885, 21457), (2495, 16211), (2795, 14471), (6235, 6487)]