2013975520

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{1471}}^1$

素因数の和:1728

約数の個数: 96

約数和(自身を含む): 4896460800

約数和(自身を除く): 2882485280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 199, 215, 344, 398, 430, 688, 796, 860, 995, 1376, 1471, 1592, 1720, 1990, 2942, 3184, 3440, 3980, 5884, 6368, 6880, 7355, 7960, 8557, 11768, 14710, 15920, 17114, 23536, 29420, 31840, 34228, 42785, 47072, 58840, 63253, 68456, 85570, 117680, 126506, 136912, 171140, 235360, 253012, 273824, 292729, 316265, 342280, 506024, 585458, 632530, 684560, 1012048, 1170916, 1265060, 1369120, 1463645, 2024096, 2341832, 2530120, 2927290, 4683664, 5060240, 5854580, 9367328, 10120480, 11709160, 12587347, 23418320, 25174694, 46836640, 50349388, 62936735, 100698776, 125873470, 201397552, 251746940, 402795104, 503493880, 1006987760, 2013975520]

約数ペア:

[(1, 2013975520), (2, 1006987760), (4, 503493880), (5, 402795104), (8, 251746940), (10, 201397552), (16, 125873470), (20, 100698776), (32, 62936735), (40, 50349388), (43, 46836640), (80, 25174694), (86, 23418320), (160, 12587347), (172, 11709160), (199, 10120480), (215, 9367328), (344, 5854580), (398, 5060240), (430, 4683664), (688, 2927290), (796, 2530120), (860, 2341832), (995, 2024096), (1376, 1463645), (1471, 1369120), (1592, 1265060), (1720, 1170916), (1990, 1012048), (2942, 684560), (3184, 632530), (3440, 585458), (3980, 506024), (5884, 342280), (6368, 316265), (6880, 292729), (7355, 273824), (7960, 253012), (8557, 235360), (11768, 171140), (14710, 136912), (15920, 126506), (17114, 117680), (23536, 85570), (29420, 68456), (31840, 63253), (34228, 58840), (42785, 47072)]