309519580

素因数分解:

$2^2\times 5^1\times {\mathrm{853}}^1\times {\mathrm{18143}}^1$

素因数の和:19005

約数の個数: 24

約数和(自身を含む): 650788992

約数和(自身を除く): 341269412

約数列:

[1, 2, 4, 5, 10, 20, 853, 1706, 3412, 4265, 8530, 17060, 18143, 36286, 72572, 90715, 181430, 362860, 15475979, 30951958, 61903916, 77379895, 154759790, 309519580]

約数ペア:

[(1, 309519580), (2, 154759790), (4, 77379895), (5, 61903916), (10, 30951958), (20, 15475979), (853, 362860), (1706, 181430), (3412, 90715), (4265, 72572), (8530, 36286), (17060, 18143)]