4356020

素因数分解:

$2^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{617}}^1$

素因数の和:979

約数の個数: 24

約数和(自身を含む): 9188424

約数和(自身を除く): 4832404

約数列:

[1, 2, 4, 5, 10, 20, 353, 617, 706, 1234, 1412, 1765, 2468, 3085, 3530, 6170, 7060, 12340, 217801, 435602, 871204, 1089005, 2178010, 4356020]

約数ペア:

[(1, 4356020), (2, 2178010), (4, 1089005), (5, 871204), (10, 435602), (20, 217801), (353, 12340), (617, 7060), (706, 6170), (1234, 3530), (1412, 3085), (1765, 2468)]