40257488

素因数分解:

$2^4\times {\mathrm{1303}}^1\times {\mathrm{1931}}^1$

素因数の和:3242

約数の個数: 20

約数和(自身を含む): 78099168

約数和(自身を除く): 37841680

約数列:

[1, 2, 4, 8, 16, 1303, 1931, 2606, 3862, 5212, 7724, 10424, 15448, 20848, 30896, 2516093, 5032186, 10064372, 20128744, 40257488]

約数ペア:

[(1, 40257488), (2, 20128744), (4, 10064372), (8, 5032186), (16, 2516093), (1303, 30896), (1931, 20848), (2606, 15448), (3862, 10424), (5212, 7724)]