1030404880

素因数分解:

$2^4\times 5^1\times {\mathrm{12880061}}^1$

素因数の和:12880074

約数の個数: 20

約数和(自身を含む): 2395691532

約数和(自身を除く): 1365286652

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 12880061, 25760122, 51520244, 64400305, 103040488, 128800610, 206080976, 257601220, 515202440, 1030404880]

約数ペア:

[(1, 1030404880), (2, 515202440), (4, 257601220), (5, 206080976), (8, 128800610), (10, 103040488), (16, 64400305), (20, 51520244), (40, 25760122), (80, 12880061)]