490454956

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{20071}}^1$

素因数の和:20265

約数の個数: 24

約数和(自身を含む): 885175200

約数和(自身を除く): 394720244

約数列:

[1, 2, 4, 41, 82, 149, 164, 298, 596, 6109, 12218, 20071, 24436, 40142, 80284, 822911, 1645822, 2990579, 3291644, 5981158, 11962316, 122613739, 245227478, 490454956]

約数ペア:

[(1, 490454956), (2, 245227478), (4, 122613739), (41, 11962316), (82, 5981158), (149, 3291644), (164, 2990579), (298, 1645822), (596, 822911), (6109, 80284), (12218, 40142), (20071, 24436)]