28667590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{541}}^1\times {\mathrm{757}}^1$

素因数の和:1312

約数の個数: 32

約数和(自身を含む): 59160384

約数和(自身を除く): 30492794

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 541, 757, 1082, 1514, 2705, 3785, 3787, 5299, 5410, 7570, 7574, 10598, 18935, 26495, 37870, 52990, 409537, 819074, 2047685, 2866759, 4095370, 5733518, 14333795, 28667590]

約数ペア:

[(1, 28667590), (2, 14333795), (5, 5733518), (7, 4095370), (10, 2866759), (14, 2047685), (35, 819074), (70, 409537), (541, 52990), (757, 37870), (1082, 26495), (1514, 18935), (2705, 10598), (3785, 7574), (3787, 7570), (5299, 5410)]