380511220

素因数分解:

$2^2\times 5^1\times {\mathrm{3181}}^1\times {\mathrm{5981}}^1$

素因数の和:9171

約数の個数: 24

約数和(自身を含む): 799458408

約数和(自身を除く): 418947188

約数列:

[1, 2, 4, 5, 10, 20, 3181, 5981, 6362, 11962, 12724, 15905, 23924, 29905, 31810, 59810, 63620, 119620, 19025561, 38051122, 76102244, 95127805, 190255610, 380511220]

約数ペア:

[(1, 380511220), (2, 190255610), (4, 95127805), (5, 76102244), (10, 38051122), (20, 19025561), (3181, 119620), (5981, 63620), (6362, 59810), (11962, 31810), (12724, 29905), (15905, 23924)]