20434856690

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1\times {\mathrm{330287}}^1$

素因数の和:330586

約数の個数: 32

約数和(自身を含む): 38524792320

約数和(自身を除く): 18089935630

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 269, 538, 1345, 2690, 6187, 12374, 30935, 61870, 330287, 660574, 1651435, 3302870, 7596601, 15193202, 37983005, 75966010, 88847203, 177694406, 444236015, 888472030, 2043485669, 4086971338, 10217428345, 20434856690]

約数ペア:

[(1, 20434856690), (2, 10217428345), (5, 4086971338), (10, 2043485669), (23, 888472030), (46, 444236015), (115, 177694406), (230, 88847203), (269, 75966010), (538, 37983005), (1345, 15193202), (2690, 7596601), (6187, 3302870), (12374, 1651435), (30935, 660574), (61870, 330287)]