2569702540

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{18181}}^1$

素因数の和:18418

約数の個数: 48

約数和(自身を含む): 5571546624

約数和(自身を除く): 3001844084

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 191, 370, 382, 740, 764, 955, 1910, 3820, 7067, 14134, 18181, 28268, 35335, 36362, 70670, 72724, 90905, 141340, 181810, 363620, 672697, 1345394, 2690788, 3363485, 3472571, 6726970, 6945142, 13453940, 13890284, 17362855, 34725710, 69451420, 128485127, 256970254, 513940508, 642425635, 1284851270, 2569702540]

約数ペア:

[(1, 2569702540), (2, 1284851270), (4, 642425635), (5, 513940508), (10, 256970254), (20, 128485127), (37, 69451420), (74, 34725710), (148, 17362855), (185, 13890284), (191, 13453940), (370, 6945142), (382, 6726970), (740, 3472571), (764, 3363485), (955, 2690788), (1910, 1345394), (3820, 672697), (7067, 363620), (14134, 181810), (18181, 141340), (28268, 90905), (35335, 72724), (36362, 70670)]