15693390320

素因数分解:

$2^4\times 5^1\times {\mathrm{499}}^1\times {\mathrm{393121}}^1$

素因数の和:393633

約数の個数: 40

約数和(自身を含む): 36560346000

約数和(自身を除く): 20866955680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 499, 998, 1996, 2495, 3992, 4990, 7984, 9980, 19960, 39920, 393121, 786242, 1572484, 1965605, 3144968, 3931210, 6289936, 7862420, 15724840, 31449680, 196167379, 392334758, 784669516, 980836895, 1569339032, 1961673790, 3138678064, 3923347580, 7846695160, 15693390320]

約数ペア:

[(1, 15693390320), (2, 7846695160), (4, 3923347580), (5, 3138678064), (8, 1961673790), (10, 1569339032), (16, 980836895), (20, 784669516), (40, 392334758), (80, 196167379), (499, 31449680), (998, 15724840), (1996, 7862420), (2495, 6289936), (3992, 3931210), (4990, 3144968), (7984, 1965605), (9980, 1572484), (19960, 786242), (39920, 393121)]