56165680

素因数分解:

$2^4\times 5^1\times {\mathrm{367}}^1\times {\mathrm{1913}}^1$

素因数の和:2293

約数の個数: 40

約数和(自身を含む): 131009472

約数和(自身を除く): 74843792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 367, 734, 1468, 1835, 1913, 2936, 3670, 3826, 5872, 7340, 7652, 9565, 14680, 15304, 19130, 29360, 30608, 38260, 76520, 153040, 702071, 1404142, 2808284, 3510355, 5616568, 7020710, 11233136, 14041420, 28082840, 56165680]

約数ペア:

[(1, 56165680), (2, 28082840), (4, 14041420), (5, 11233136), (8, 7020710), (10, 5616568), (16, 3510355), (20, 2808284), (40, 1404142), (80, 702071), (367, 153040), (734, 76520), (1468, 38260), (1835, 30608), (1913, 29360), (2936, 19130), (3670, 15304), (3826, 14680), (5872, 9565), (7340, 7652)]