5209720

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{937}}^1$

素因数の和:1087

約数の個数: 32

約数和(自身を含む): 11818800

約数和(自身を除く): 6609080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 937, 1112, 1390, 1874, 2780, 3748, 4685, 5560, 7496, 9370, 18740, 37480, 130243, 260486, 520972, 651215, 1041944, 1302430, 2604860, 5209720]

約数ペア:

[(1, 5209720), (2, 2604860), (4, 1302430), (5, 1041944), (8, 651215), (10, 520972), (20, 260486), (40, 130243), (139, 37480), (278, 18740), (556, 9370), (695, 7496), (937, 5560), (1112, 4685), (1390, 3748), (1874, 2780)]