20932620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{853}}^1$

素因数の和:1274

約数の個数: 48

約数和(自身を含む): 58823520

約数和(自身を除く): 37890900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 409, 818, 853, 1227, 1636, 1706, 2045, 2454, 2559, 3412, 4090, 4265, 4908, 5118, 6135, 8180, 8530, 10236, 12270, 12795, 17060, 24540, 25590, 51180, 348877, 697754, 1046631, 1395508, 1744385, 2093262, 3488770, 4186524, 5233155, 6977540, 10466310, 20932620]

約数ペア:

[(1, 20932620), (2, 10466310), (3, 6977540), (4, 5233155), (5, 4186524), (6, 3488770), (10, 2093262), (12, 1744385), (15, 1395508), (20, 1046631), (30, 697754), (60, 348877), (409, 51180), (818, 25590), (853, 24540), (1227, 17060), (1636, 12795), (1706, 12270), (2045, 10236), (2454, 8530), (2559, 8180), (3412, 6135), (4090, 5118), (4265, 4908)]