2098194620

素因数分解:

$2^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{389999}}^1$

素因数の和:390277

約数の個数: 24

約数和(自身を含む): 4422600000

約数和(自身を除く): 2324405380

約数列:

[1, 2, 4, 5, 10, 20, 269, 538, 1076, 1345, 2690, 5380, 389999, 779998, 1559996, 1949995, 3899990, 7799980, 104909731, 209819462, 419638924, 524548655, 1049097310, 2098194620]

約数ペア:

[(1, 2098194620), (2, 1049097310), (4, 524548655), (5, 419638924), (10, 209819462), (20, 104909731), (269, 7799980), (538, 3899990), (1076, 1949995), (1345, 1559996), (2690, 779998), (5380, 389999)]