320423990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{22709}}^1$

素因数の和:22816

約数の個数: 32

約数和(自身を含む): 618075360

約数和(自身を除く): 297651370

約数列:

[1, 2, 5, 10, 17, 34, 83, 85, 166, 170, 415, 830, 1411, 2822, 7055, 14110, 22709, 45418, 113545, 227090, 386053, 772106, 1884847, 1930265, 3769694, 3860530, 9424235, 18848470, 32042399, 64084798, 160211995, 320423990]

約数ペア:

[(1, 320423990), (2, 160211995), (5, 64084798), (10, 32042399), (17, 18848470), (34, 9424235), (83, 3860530), (85, 3769694), (166, 1930265), (170, 1884847), (415, 772106), (830, 386053), (1411, 227090), (2822, 113545), (7055, 45418), (14110, 22709)]