1758721840

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{401}}^1\times {\mathrm{751}}^1$

素因数の和:1238

約数の個数: 80

約数和(自身を含む): 4160912256

約数和(自身を除く): 2402190416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 401, 584, 730, 751, 802, 1168, 1460, 1502, 1604, 2005, 2920, 3004, 3208, 3755, 4010, 5840, 6008, 6416, 7510, 8020, 12016, 15020, 16040, 29273, 30040, 32080, 54823, 58546, 60080, 109646, 117092, 146365, 219292, 234184, 274115, 292730, 301151, 438584, 468368, 548230, 585460, 602302, 877168, 1096460, 1170920, 1204604, 1505755, 2192920, 2341840, 2409208, 3011510, 4385840, 4818416, 6023020, 12046040, 21984023, 24092080, 43968046, 87936092, 109920115, 175872184, 219840230, 351744368, 439680460, 879360920, 1758721840]

約数ペア:

[(1, 1758721840), (2, 879360920), (4, 439680460), (5, 351744368), (8, 219840230), (10, 175872184), (16, 109920115), (20, 87936092), (40, 43968046), (73, 24092080), (80, 21984023), (146, 12046040), (292, 6023020), (365, 4818416), (401, 4385840), (584, 3011510), (730, 2409208), (751, 2341840), (802, 2192920), (1168, 1505755), (1460, 1204604), (1502, 1170920), (1604, 1096460), (2005, 877168), (2920, 602302), (3004, 585460), (3208, 548230), (3755, 468368), (4010, 438584), (5840, 301151), (6008, 292730), (6416, 274115), (7510, 234184), (8020, 219292), (12016, 146365), (15020, 117092), (16040, 109646), (29273, 60080), (30040, 58546), (32080, 54823)]