20093240

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{4877}}^1$

素因数の和:4991

約数の個数: 32

約数和(自身を含む): 45658080

約数和(自身を除く): 25564840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 4877, 9754, 19508, 24385, 39016, 48770, 97540, 195080, 502331, 1004662, 2009324, 2511655, 4018648, 5023310, 10046620, 20093240]

約数ペア:

[(1, 20093240), (2, 10046620), (4, 5023310), (5, 4018648), (8, 2511655), (10, 2009324), (20, 1004662), (40, 502331), (103, 195080), (206, 97540), (412, 48770), (515, 39016), (824, 24385), (1030, 19508), (2060, 9754), (4120, 4877)]