1961427440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{3502549}}^1$

素因数の和:3502569

約数の個数: 40

約数和(自身を含む): 5211794400

約数和(自身を除く): 3250366960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 3502549, 7005098, 14010196, 17512745, 24517843, 28020392, 35025490, 49035686, 56040784, 70050980, 98071372, 122589215, 140101960, 196142744, 245178430, 280203920, 392285488, 490356860, 980713720, 1961427440]

約数ペア:

[(1, 1961427440), (2, 980713720), (4, 490356860), (5, 392285488), (7, 280203920), (8, 245178430), (10, 196142744), (14, 140101960), (16, 122589215), (20, 98071372), (28, 70050980), (35, 56040784), (40, 49035686), (56, 35025490), (70, 28020392), (80, 24517843), (112, 17512745), (140, 14010196), (280, 7005098), (560, 3502549)]