20462470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{4363}}^1$

素因数の和:4444

約数の個数: 32

約数和(自身を含む): 42732288

約数和(自身を除く): 22269818

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 134, 335, 469, 670, 938, 2345, 4363, 4690, 8726, 21815, 30541, 43630, 61082, 152705, 292321, 305410, 584642, 1461605, 2046247, 2923210, 4092494, 10231235, 20462470]

約数ペア:

[(1, 20462470), (2, 10231235), (5, 4092494), (7, 2923210), (10, 2046247), (14, 1461605), (35, 584642), (67, 305410), (70, 292321), (134, 152705), (335, 61082), (469, 43630), (670, 30541), (938, 21815), (2345, 8726), (4363, 4690)]