1285292740

素因数分解:

$2^2\times 5^1\times {\mathrm{8513}}^1\times {\mathrm{7549}}^1$

素因数の和:16071

約数の個数: 24

約数和(自身を含む): 2699789400

約数和(自身を除く): 1414496660

約数列:

[1, 2, 4, 5, 10, 20, 7549, 8513, 15098, 17026, 30196, 34052, 37745, 42565, 75490, 85130, 150980, 170260, 64264637, 128529274, 257058548, 321323185, 642646370, 1285292740]

約数ペア:

[(1, 1285292740), (2, 642646370), (4, 321323185), (5, 257058548), (10, 128529274), (20, 64264637), (7549, 170260), (8513, 150980), (15098, 85130), (17026, 75490), (30196, 42565), (34052, 37745)]