22940720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:354

約数の個数: 80

約数和(自身を含む): 58924800

約数和(自身を除く): 35984080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 131, 176, 199, 220, 262, 398, 440, 524, 655, 796, 880, 995, 1048, 1310, 1441, 1592, 1990, 2096, 2189, 2620, 2882, 3184, 3980, 4378, 5240, 5764, 7205, 7960, 8756, 10480, 10945, 11528, 14410, 15920, 17512, 21890, 23056, 26069, 28820, 35024, 43780, 52138, 57640, 87560, 104276, 115280, 130345, 175120, 208552, 260690, 286759, 417104, 521380, 573518, 1042760, 1147036, 1433795, 2085520, 2294072, 2867590, 4588144, 5735180, 11470360, 22940720]

約数ペア:

[(1, 22940720), (2, 11470360), (4, 5735180), (5, 4588144), (8, 2867590), (10, 2294072), (11, 2085520), (16, 1433795), (20, 1147036), (22, 1042760), (40, 573518), (44, 521380), (55, 417104), (80, 286759), (88, 260690), (110, 208552), (131, 175120), (176, 130345), (199, 115280), (220, 104276), (262, 87560), (398, 57640), (440, 52138), (524, 43780), (655, 35024), (796, 28820), (880, 26069), (995, 23056), (1048, 21890), (1310, 17512), (1441, 15920), (1592, 14410), (1990, 11528), (2096, 10945), (2189, 10480), (2620, 8756), (2882, 7960), (3184, 7205), (3980, 5764), (4378, 5240)]