207866740

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{1093}}^1$

素因数の和:1396

約数の個数: 48

約数和(自身を含む): 450474192

約数和(自身を除く): 242607452

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 257, 370, 514, 740, 1028, 1093, 1285, 2186, 2570, 4372, 5140, 5465, 9509, 10930, 19018, 21860, 38036, 40441, 47545, 80882, 95090, 161764, 190180, 202205, 280901, 404410, 561802, 808820, 1123604, 1404505, 2809010, 5618020, 10393337, 20786674, 41573348, 51966685, 103933370, 207866740]

約数ペア:

[(1, 207866740), (2, 103933370), (4, 51966685), (5, 41573348), (10, 20786674), (20, 10393337), (37, 5618020), (74, 2809010), (148, 1404505), (185, 1123604), (257, 808820), (370, 561802), (514, 404410), (740, 280901), (1028, 202205), (1093, 190180), (1285, 161764), (2186, 95090), (2570, 80882), (4372, 47545), (5140, 40441), (5465, 38036), (9509, 21860), (10930, 19018)]