123459080

素因数分解:

$2^3\times 5^1\times {\mathrm{683}}^1\times {\mathrm{4519}}^1$

素因数の和:5213

約数の個数: 32

約数和(自身を含む): 278251200

約数和(自身を除く): 154792120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 683, 1366, 2732, 3415, 4519, 5464, 6830, 9038, 13660, 18076, 22595, 27320, 36152, 45190, 90380, 180760, 3086477, 6172954, 12345908, 15432385, 24691816, 30864770, 61729540, 123459080]

約数ペア:

[(1, 123459080), (2, 61729540), (4, 30864770), (5, 24691816), (8, 15432385), (10, 12345908), (20, 6172954), (40, 3086477), (683, 180760), (1366, 90380), (2732, 45190), (3415, 36152), (4519, 27320), (5464, 22595), (6830, 18076), (9038, 13660)]