201869740

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{337}}^1\times {\mathrm{491}}^1$

素因数の和:898

約数の個数: 48

約数和(自身を含む): 433034784

約数和(自身を除く): 231165044

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 337, 491, 610, 674, 982, 1220, 1348, 1685, 1964, 2455, 3370, 4910, 6740, 9820, 20557, 29951, 41114, 59902, 82228, 102785, 119804, 149755, 165467, 205570, 299510, 330934, 411140, 599020, 661868, 827335, 1654670, 3309340, 10093487, 20186974, 40373948, 50467435, 100934870, 201869740]

約数ペア:

[(1, 201869740), (2, 100934870), (4, 50467435), (5, 40373948), (10, 20186974), (20, 10093487), (61, 3309340), (122, 1654670), (244, 827335), (305, 661868), (337, 599020), (491, 411140), (610, 330934), (674, 299510), (982, 205570), (1220, 165467), (1348, 149755), (1685, 119804), (1964, 102785), (2455, 82228), (3370, 59902), (4910, 41114), (6740, 29951), (9820, 20557)]