1404040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3191}}^1$

素因数の和:3213

約数の個数: 32

約数和(自身を含む): 3447360

約数和(自身を除く): 2043320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 3191, 6382, 12764, 15955, 25528, 31910, 35101, 63820, 70202, 127640, 140404, 175505, 280808, 351010, 702020, 1404040]

約数ペア:

[(1, 1404040), (2, 702020), (4, 351010), (5, 280808), (8, 175505), (10, 140404), (11, 127640), (20, 70202), (22, 63820), (40, 35101), (44, 31910), (55, 25528), (88, 15955), (110, 12764), (220, 6382), (440, 3191)]