40686664

素因数分解:

$2^3\times {\mathrm{503}}^1\times {\mathrm{10111}}^1$

素因数の和:10620

約数の個数: 16

約数和(自身を含む): 76446720

約数和(自身を除く): 35760056

約数列:

[1, 2, 4, 8, 503, 1006, 2012, 4024, 10111, 20222, 40444, 80888, 5085833, 10171666, 20343332, 40686664]

約数ペア:

[(1, 40686664), (2, 20343332), (4, 10171666), (8, 5085833), (503, 80888), (1006, 40444), (2012, 20222), (4024, 10111)]