74972020

素因数分解:

$2^2\times 5^1\times {\mathrm{919}}^1\times {\mathrm{4079}}^1$

素因数の和:5007

約数の個数: 24

約数和(自身を含む): 157651200

約数和(自身を除く): 82679180

約数列:

[1, 2, 4, 5, 10, 20, 919, 1838, 3676, 4079, 4595, 8158, 9190, 16316, 18380, 20395, 40790, 81580, 3748601, 7497202, 14994404, 18743005, 37486010, 74972020]

約数ペア:

[(1, 74972020), (2, 37486010), (4, 18743005), (5, 14994404), (10, 7497202), (20, 3748601), (919, 81580), (1838, 40790), (3676, 20395), (4079, 18380), (4595, 16316), (8158, 9190)]