17769320

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{10331}}^1$

素因数の和:10385

約数の個数: 32

約数和(自身を含む): 40914720

約数和(自身を除く): 23145400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 10331, 20662, 41324, 51655, 82648, 103310, 206620, 413240, 444233, 888466, 1776932, 2221165, 3553864, 4442330, 8884660, 17769320]

約数ペア:

[(1, 17769320), (2, 8884660), (4, 4442330), (5, 3553864), (8, 2221165), (10, 1776932), (20, 888466), (40, 444233), (43, 413240), (86, 206620), (172, 103310), (215, 82648), (344, 51655), (430, 41324), (860, 20662), (1720, 10331)]