22240240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:350

約数の個数: 80

約数和(自身を含む): 57139200

約数和(自身を除く): 34898960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 127, 176, 199, 220, 254, 398, 440, 508, 635, 796, 880, 995, 1016, 1270, 1397, 1592, 1990, 2032, 2189, 2540, 2794, 3184, 3980, 4378, 5080, 5588, 6985, 7960, 8756, 10160, 10945, 11176, 13970, 15920, 17512, 21890, 22352, 25273, 27940, 35024, 43780, 50546, 55880, 87560, 101092, 111760, 126365, 175120, 202184, 252730, 278003, 404368, 505460, 556006, 1010920, 1112012, 1390015, 2021840, 2224024, 2780030, 4448048, 5560060, 11120120, 22240240]

約数ペア:

[(1, 22240240), (2, 11120120), (4, 5560060), (5, 4448048), (8, 2780030), (10, 2224024), (11, 2021840), (16, 1390015), (20, 1112012), (22, 1010920), (40, 556006), (44, 505460), (55, 404368), (80, 278003), (88, 252730), (110, 202184), (127, 175120), (176, 126365), (199, 111760), (220, 101092), (254, 87560), (398, 55880), (440, 50546), (508, 43780), (635, 35024), (796, 27940), (880, 25273), (995, 22352), (1016, 21890), (1270, 17512), (1397, 15920), (1592, 13970), (1990, 11176), (2032, 10945), (2189, 10160), (2540, 8756), (2794, 7960), (3184, 6985), (3980, 5588), (4378, 5080)]