12736520

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2137}}^1$

素因数の和:2297

約数の個数: 32

約数和(自身を含む): 28863000

約数和(自身を除く): 16126480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2137, 2980, 4274, 5960, 8548, 10685, 17096, 21370, 42740, 85480, 318413, 636826, 1273652, 1592065, 2547304, 3184130, 6368260, 12736520]

約数ペア:

[(1, 12736520), (2, 6368260), (4, 3184130), (5, 2547304), (8, 1592065), (10, 1273652), (20, 636826), (40, 318413), (149, 85480), (298, 42740), (596, 21370), (745, 17096), (1192, 10685), (1490, 8548), (2137, 5960), (2980, 4274)]