188049320

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109331}}^1$

素因数の和:109385

約数の個数: 32

約数和(自身を含む): 432954720

約数和(自身を除く): 244905400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 109331, 218662, 437324, 546655, 874648, 1093310, 2186620, 4373240, 4701233, 9402466, 18804932, 23506165, 37609864, 47012330, 94024660, 188049320]

約数ペア:

[(1, 188049320), (2, 94024660), (4, 47012330), (5, 37609864), (8, 23506165), (10, 18804932), (20, 9402466), (40, 4701233), (43, 4373240), (86, 2186620), (172, 1093310), (215, 874648), (344, 546655), (430, 437324), (860, 218662), (1720, 109331)]