105591020

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{20543}}^1$

素因数の和:20809

約数の個数: 24

約数和(自身を含む): 222614784

約数和(自身を除く): 117023764

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 20543, 41086, 82172, 102715, 205430, 410860, 5279551, 10559102, 21118204, 26397755, 52795510, 105591020]

約数ペア:

[(1, 105591020), (2, 52795510), (4, 26397755), (5, 21118204), (10, 10559102), (20, 5279551), (257, 410860), (514, 205430), (1028, 102715), (1285, 82172), (2570, 41086), (5140, 20543)]