40976978

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{359}}^1$

素因数の和:662

約数の個数: 32

約数和(自身を含む): 72990720

約数和(自身を除く): 32013742

約数列:

[1, 2, 7, 14, 31, 62, 217, 263, 359, 434, 526, 718, 1841, 2513, 3682, 5026, 8153, 11129, 16306, 22258, 57071, 77903, 94417, 114142, 155806, 188834, 660919, 1321838, 2926927, 5853854, 20488489, 40976978]

約数ペア:

[(1, 40976978), (2, 20488489), (7, 5853854), (14, 2926927), (31, 1321838), (62, 660919), (217, 188834), (263, 155806), (359, 114142), (434, 94417), (526, 77903), (718, 57071), (1841, 22258), (2513, 16306), (3682, 11129), (5026, 8153)]