213789400880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{242942501}}^1$

素因数の和:242942525

約数の個数: 40

約数和(自身を含む): 542247664464

約数和(自身を除く): 328458263584

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 242942501, 485885002, 971770004, 1214712505, 1943540008, 2429425010, 2672367511, 3887080016, 4858850020, 5344735022, 9717700040, 10689470044, 13361837555, 19435400080, 21378940088, 26723675110, 42757880176, 53447350220, 106894700440, 213789400880]

約数ペア:

[(1, 213789400880), (2, 106894700440), (4, 53447350220), (5, 42757880176), (8, 26723675110), (10, 21378940088), (11, 19435400080), (16, 13361837555), (20, 10689470044), (22, 9717700040), (40, 5344735022), (44, 4858850020), (55, 3887080016), (80, 2672367511), (88, 2429425010), (110, 1943540008), (176, 1214712505), (220, 971770004), (440, 485885002), (880, 242942501)]