39683680

素因数分解:

$2^5\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1259}}^1$

素因数の和:1471

約数の個数: 48

約数和(自身を含む): 94303440

約数和(自身を除く): 54619760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 197, 394, 788, 985, 1259, 1576, 1970, 2518, 3152, 3940, 5036, 6295, 6304, 7880, 10072, 12590, 15760, 20144, 25180, 31520, 40288, 50360, 100720, 201440, 248023, 496046, 992092, 1240115, 1984184, 2480230, 3968368, 4960460, 7936736, 9920920, 19841840, 39683680]

約数ペア:

[(1, 39683680), (2, 19841840), (4, 9920920), (5, 7936736), (8, 4960460), (10, 3968368), (16, 2480230), (20, 1984184), (32, 1240115), (40, 992092), (80, 496046), (160, 248023), (197, 201440), (394, 100720), (788, 50360), (985, 40288), (1259, 31520), (1576, 25180), (1970, 20144), (2518, 15760), (3152, 12590), (3940, 10072), (5036, 7880), (6295, 6304)]