2016403720

素因数分解:

$2^3\times 5^1\times {\mathrm{3499}}^1\times {\mathrm{14407}}^1$

素因数の和:17917

約数の個数: 32

約数和(自身を含む): 4538520000

約数和(自身を除く): 2522116280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3499, 6998, 13996, 14407, 17495, 27992, 28814, 34990, 57628, 69980, 72035, 115256, 139960, 144070, 288140, 576280, 50410093, 100820186, 201640372, 252050465, 403280744, 504100930, 1008201860, 2016403720]

約数ペア:

[(1, 2016403720), (2, 1008201860), (4, 504100930), (5, 403280744), (8, 252050465), (10, 201640372), (20, 100820186), (40, 50410093), (3499, 576280), (6998, 288140), (13996, 144070), (14407, 139960), (17495, 115256), (27992, 72035), (28814, 69980), (34990, 57628)]