2256340

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1117}}^1$

素因数の和:1227

約数の個数: 24

約数和(自身を含む): 4789512

約数和(自身を除く): 2533172

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 1117, 2020, 2234, 4468, 5585, 11170, 22340, 112817, 225634, 451268, 564085, 1128170, 2256340]

約数ペア:

[(1, 2256340), (2, 1128170), (4, 564085), (5, 451268), (10, 225634), (20, 112817), (101, 22340), (202, 11170), (404, 5585), (505, 4468), (1010, 2234), (1117, 2020)]