40306880

素因数分解:

$2^6\times 5^1\times {\mathrm{125959}}^1$

素因数の和:125976

約数の個数: 28

約数和(自身を含む): 95981520

約数和(自身を除く): 55674640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 125959, 251918, 503836, 629795, 1007672, 1259590, 2015344, 2519180, 4030688, 5038360, 8061376, 10076720, 20153440, 40306880]

約数ペア:

[(1, 40306880), (2, 20153440), (4, 10076720), (5, 8061376), (8, 5038360), (10, 4030688), (16, 2519180), (20, 2015344), (32, 1259590), (40, 1007672), (64, 629795), (80, 503836), (160, 251918), (320, 125959)]