201243740

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{1801}}^1$

素因数の和:1998

約数の個数: 48

約数和(自身を含む): 437150784

約数和(自身を除く): 235907044

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 151, 185, 302, 370, 604, 740, 755, 1510, 1801, 3020, 3602, 5587, 7204, 9005, 11174, 18010, 22348, 27935, 36020, 55870, 66637, 111740, 133274, 266548, 271951, 333185, 543902, 666370, 1087804, 1332740, 1359755, 2719510, 5439020, 10062187, 20124374, 40248748, 50310935, 100621870, 201243740]

約数ペア:

[(1, 201243740), (2, 100621870), (4, 50310935), (5, 40248748), (10, 20124374), (20, 10062187), (37, 5439020), (74, 2719510), (148, 1359755), (151, 1332740), (185, 1087804), (302, 666370), (370, 543902), (604, 333185), (740, 271951), (755, 266548), (1510, 133274), (1801, 111740), (3020, 66637), (3602, 55870), (5587, 36020), (7204, 27935), (9005, 22348), (11174, 18010)]