553640920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{10037}}^1$

素因数の和:10252

約数の個数: 64

約数和(自身を含む): 1431017280

約数和(自身を除く): 877376360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 197, 280, 394, 788, 985, 1379, 1576, 1970, 2758, 3940, 5516, 6895, 7880, 10037, 11032, 13790, 20074, 27580, 40148, 50185, 55160, 70259, 80296, 100370, 140518, 200740, 281036, 351295, 401480, 562072, 702590, 1405180, 1977289, 2810360, 3954578, 7909156, 9886445, 13841023, 15818312, 19772890, 27682046, 39545780, 55364092, 69205115, 79091560, 110728184, 138410230, 276820460, 553640920]

約数ペア:

[(1, 553640920), (2, 276820460), (4, 138410230), (5, 110728184), (7, 79091560), (8, 69205115), (10, 55364092), (14, 39545780), (20, 27682046), (28, 19772890), (35, 15818312), (40, 13841023), (56, 9886445), (70, 7909156), (140, 3954578), (197, 2810360), (280, 1977289), (394, 1405180), (788, 702590), (985, 562072), (1379, 401480), (1576, 351295), (1970, 281036), (2758, 200740), (3940, 140518), (5516, 100370), (6895, 80296), (7880, 70259), (10037, 55160), (11032, 50185), (13790, 40148), (20074, 27580)]