61684040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{140191}}^1$

素因数の和:140213

約数の個数: 32

約数和(自身を含む): 151407360

約数和(自身を除く): 89723320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 140191, 280382, 560764, 700955, 1121528, 1401910, 1542101, 2803820, 3084202, 5607640, 6168404, 7710505, 12336808, 15421010, 30842020, 61684040]

約数ペア:

[(1, 61684040), (2, 30842020), (4, 15421010), (5, 12336808), (8, 7710505), (10, 6168404), (11, 5607640), (20, 3084202), (22, 2803820), (40, 1542101), (44, 1401910), (55, 1121528), (88, 700955), (110, 560764), (220, 280382), (440, 140191)]