40108978

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7109}}^1$

素因数の和:7162

約数の個数: 32

約数和(自身を含む): 76446720

約数和(自身を除く): 36337742

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5642, 7109, 14218, 49763, 92417, 99526, 184834, 220379, 440758, 646919, 1293838, 1542653, 2864927, 3085306, 5729854, 20054489, 40108978]

約数ペア:

[(1, 40108978), (2, 20054489), (7, 5729854), (13, 3085306), (14, 2864927), (26, 1542653), (31, 1293838), (62, 646919), (91, 440758), (182, 220379), (217, 184834), (403, 99526), (434, 92417), (806, 49763), (2821, 14218), (5642, 7109)]