828164620

素因数分解:

$2^2\times 5^1\times {\mathrm{5717}}^1\times {\mathrm{7243}}^1$

素因数の和:12969

約数の個数: 24

約数和(自身を含む): 1739690064

約数和(自身を除く): 911525444

約数列:

[1, 2, 4, 5, 10, 20, 5717, 7243, 11434, 14486, 22868, 28585, 28972, 36215, 57170, 72430, 114340, 144860, 41408231, 82816462, 165632924, 207041155, 414082310, 828164620]

約数ペア:

[(1, 828164620), (2, 414082310), (4, 207041155), (5, 165632924), (10, 82816462), (20, 41408231), (5717, 144860), (7243, 114340), (11434, 72430), (14486, 57170), (22868, 36215), (28585, 28972)]