1194640

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:259

約数の個数: 40

約数和(自身を含む): 2823480

約数和(自身を除く): 1628840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 137, 218, 274, 436, 545, 548, 685, 872, 1090, 1096, 1370, 1744, 2180, 2192, 2740, 4360, 5480, 8720, 10960, 14933, 29866, 59732, 74665, 119464, 149330, 238928, 298660, 597320, 1194640]

約数ペア:

[(1, 1194640), (2, 597320), (4, 298660), (5, 238928), (8, 149330), (10, 119464), (16, 74665), (20, 59732), (40, 29866), (80, 14933), (109, 10960), (137, 8720), (218, 5480), (274, 4360), (436, 2740), (545, 2192), (548, 2180), (685, 1744), (872, 1370), (1090, 1096)]