12850280

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{3119}}^1$

素因数の和:3233

約数の個数: 32

約数和(自身を含む): 29203200

約数和(自身を除く): 16352920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 3119, 4120, 6238, 12476, 15595, 24952, 31190, 62380, 124760, 321257, 642514, 1285028, 1606285, 2570056, 3212570, 6425140, 12850280]

約数ペア:

[(1, 12850280), (2, 6425140), (4, 3212570), (5, 2570056), (8, 1606285), (10, 1285028), (20, 642514), (40, 321257), (103, 124760), (206, 62380), (412, 31190), (515, 24952), (824, 15595), (1030, 12476), (2060, 6238), (3119, 4120)]