20260897940

素因数分解:

$2^2\times 5^1\times {\mathrm{7963}}^1\times {\mathrm{127219}}^1$

素因数の和:135191

約数の個数: 24

約数和(自身を含む): 42553563360

約数和(自身を除く): 22292665420

約数列:

[1, 2, 4, 5, 10, 20, 7963, 15926, 31852, 39815, 79630, 127219, 159260, 254438, 508876, 636095, 1272190, 2544380, 1013044897, 2026089794, 4052179588, 5065224485, 10130448970, 20260897940]

約数ペア:

[(1, 20260897940), (2, 10130448970), (4, 5065224485), (5, 4052179588), (10, 2026089794), (20, 1013044897), (7963, 2544380), (15926, 1272190), (31852, 636095), (39815, 508876), (79630, 254438), (127219, 159260)]