2938580

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{421}}^1$

素因数の和:779

約数の個数: 24

約数和(自身を含む): 6203400

約数和(自身を除く): 3264820

約数列:

[1, 2, 4, 5, 10, 20, 349, 421, 698, 842, 1396, 1684, 1745, 2105, 3490, 4210, 6980, 8420, 146929, 293858, 587716, 734645, 1469290, 2938580]

約数ペア:

[(1, 2938580), (2, 1469290), (4, 734645), (5, 587716), (10, 293858), (20, 146929), (349, 8420), (421, 6980), (698, 4210), (842, 3490), (1396, 2105), (1684, 1745)]