20595940

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{25117}}^1$

素因数の和:25167

約数の個数: 24

約数和(自身を含む): 44308152

約数和(自身を除く): 23712212

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 25117, 50234, 100468, 125585, 251170, 502340, 1029797, 2059594, 4119188, 5148985, 10297970, 20595940]

約数ペア:

[(1, 20595940), (2, 10297970), (4, 5148985), (5, 4119188), (10, 2059594), (20, 1029797), (41, 502340), (82, 251170), (164, 125585), (205, 100468), (410, 50234), (820, 25117)]