4249990

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2707}}^1$

素因数の和:2871

約数の個数: 16

約数和(自身を含む): 7701552

約数和(自身を除く): 3451562

約数列:

[1, 2, 5, 10, 157, 314, 785, 1570, 2707, 5414, 13535, 27070, 424999, 849998, 2124995, 4249990]

約数ペア:

[(1, 4249990), (2, 2124995), (5, 849998), (10, 424999), (157, 27070), (314, 13535), (785, 5414), (1570, 2707)]