20240990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:393

約数の個数: 64

約数和(自身を含む): 46061568

約数和(自身を除く): 25820578

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 97, 110, 154, 194, 271, 385, 485, 542, 679, 770, 970, 1067, 1355, 1358, 1897, 2134, 2710, 2981, 3395, 3794, 5335, 5962, 6790, 7469, 9485, 10670, 14905, 14938, 18970, 20867, 26287, 29810, 37345, 41734, 52574, 74690, 104335, 131435, 184009, 208670, 262870, 289157, 368018, 578314, 920045, 1445785, 1840090, 2024099, 2891570, 4048198, 10120495, 20240990]

約数ペア:

[(1, 20240990), (2, 10120495), (5, 4048198), (7, 2891570), (10, 2024099), (11, 1840090), (14, 1445785), (22, 920045), (35, 578314), (55, 368018), (70, 289157), (77, 262870), (97, 208670), (110, 184009), (154, 131435), (194, 104335), (271, 74690), (385, 52574), (485, 41734), (542, 37345), (679, 29810), (770, 26287), (970, 20867), (1067, 18970), (1355, 14938), (1358, 14905), (1897, 10670), (2134, 9485), (2710, 7469), (2981, 6790), (3395, 5962), (3794, 5335)]