20205570

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8747}}^1$

素因数の和:8775

約数の個数: 64

約数和(自身を含む): 60466176

約数和(自身を除く): 40260606

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 110, 154, 165, 210, 231, 330, 385, 462, 770, 1155, 2310, 8747, 17494, 26241, 43735, 52482, 61229, 87470, 96217, 122458, 131205, 183687, 192434, 262410, 288651, 306145, 367374, 481085, 577302, 612290, 673519, 918435, 962170, 1347038, 1443255, 1836870, 2020557, 2886510, 3367595, 4041114, 6735190, 10102785, 20205570]

約数ペア:

[(1, 20205570), (2, 10102785), (3, 6735190), (5, 4041114), (6, 3367595), (7, 2886510), (10, 2020557), (11, 1836870), (14, 1443255), (15, 1347038), (21, 962170), (22, 918435), (30, 673519), (33, 612290), (35, 577302), (42, 481085), (55, 367374), (66, 306145), (70, 288651), (77, 262410), (105, 192434), (110, 183687), (154, 131205), (165, 122458), (210, 96217), (231, 87470), (330, 61229), (385, 52482), (462, 43735), (770, 26241), (1155, 17494), (2310, 8747)]