128520430

素因数分解:

$2^1\times 5^1\times {\mathrm{709}}^1\times {\mathrm{18127}}^1$

素因数の和:18843

約数の個数: 16

約数和(自身を含む): 231675840

約数和(自身を除く): 103155410

約数列:

[1, 2, 5, 10, 709, 1418, 3545, 7090, 18127, 36254, 90635, 181270, 12852043, 25704086, 64260215, 128520430]

約数ペア:

[(1, 128520430), (2, 64260215), (5, 25704086), (10, 12852043), (709, 181270), (1418, 90635), (3545, 36254), (7090, 18127)]