12924880

素因数分解:

$2^4\times 5^1\times {\mathrm{161561}}^1$

素因数の和:161574

約数の個数: 20

約数和(自身を含む): 30050532

約数和(自身を除く): 17125652

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 161561, 323122, 646244, 807805, 1292488, 1615610, 2584976, 3231220, 6462440, 12924880]

約数ペア:

[(1, 12924880), (2, 6462440), (4, 3231220), (5, 2584976), (8, 1615610), (10, 1292488), (16, 807805), (20, 646244), (40, 323122), (80, 161561)]