1246340

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{617}}^1$

素因数の和:727

約数の個数: 24

約数和(自身を含む): 2647512

約数和(自身を除く): 1401172

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 617, 1010, 1234, 2020, 2468, 3085, 6170, 12340, 62317, 124634, 249268, 311585, 623170, 1246340]

約数ペア:

[(1, 1246340), (2, 623170), (4, 311585), (5, 249268), (10, 124634), (20, 62317), (101, 12340), (202, 6170), (404, 3085), (505, 2468), (617, 2020), (1010, 1234)]