40112420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{373}}^1$

素因数の和:684

約数の個数: 48

約数和(自身を含む): 89221440

約数和(自身を除く): 49109020

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 283, 373, 380, 566, 746, 1132, 1415, 1492, 1865, 2830, 3730, 5377, 5660, 7087, 7460, 10754, 14174, 21508, 26885, 28348, 35435, 53770, 70870, 105559, 107540, 141740, 211118, 422236, 527795, 1055590, 2005621, 2111180, 4011242, 8022484, 10028105, 20056210, 40112420]

約数ペア:

[(1, 40112420), (2, 20056210), (4, 10028105), (5, 8022484), (10, 4011242), (19, 2111180), (20, 2005621), (38, 1055590), (76, 527795), (95, 422236), (190, 211118), (283, 141740), (373, 107540), (380, 105559), (566, 70870), (746, 53770), (1132, 35435), (1415, 28348), (1492, 26885), (1865, 21508), (2830, 14174), (3730, 10754), (5377, 7460), (5660, 7087)]