207328880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{235601}}^1$

素因数の和:235625

約数の個数: 40

約数和(自身を含む): 525863664

約数和(自身を除く): 318534784

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 235601, 471202, 942404, 1178005, 1884808, 2356010, 2591611, 3769616, 4712020, 5183222, 9424040, 10366444, 12958055, 18848080, 20732888, 25916110, 41465776, 51832220, 103664440, 207328880]

約数ペア:

[(1, 207328880), (2, 103664440), (4, 51832220), (5, 41465776), (8, 25916110), (10, 20732888), (11, 18848080), (16, 12958055), (20, 10366444), (22, 9424040), (40, 5183222), (44, 4712020), (55, 3769616), (80, 2591611), (88, 2356010), (110, 1884808), (176, 1178005), (220, 942404), (440, 471202), (880, 235601)]