56871530

素因数分解:

$2^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{22129}}^1$

素因数の和:22393

約数の個数: 16

約数和(自身を含む): 102771720

約数和(自身を除く): 45900190

約数列:

[1, 2, 5, 10, 257, 514, 1285, 2570, 22129, 44258, 110645, 221290, 5687153, 11374306, 28435765, 56871530]

約数ペア:

[(1, 56871530), (2, 28435765), (5, 11374306), (10, 5687153), (257, 221290), (514, 110645), (1285, 44258), (2570, 22129)]