16780440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{139837}}^1$

素因数の和:139851

約数の個数: 32

約数和(自身を含む): 50341680

約数和(自身を除く): 33561240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 139837, 279674, 419511, 559348, 699185, 839022, 1118696, 1398370, 1678044, 2097555, 2796740, 3356088, 4195110, 5593480, 8390220, 16780440]

約数ペア:

[(1, 16780440), (2, 8390220), (3, 5593480), (4, 4195110), (5, 3356088), (6, 2796740), (8, 2097555), (10, 1678044), (12, 1398370), (15, 1118696), (20, 839022), (24, 699185), (30, 559348), (40, 419511), (60, 279674), (120, 139837)]