20150546680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{887}}^1\times {\mathrm{51631}}^1$

素因数の和:52540

約数の個数: 64

約数和(自身を含む): 49517153280

約数和(自身を除く): 29366606600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 887, 1774, 3548, 4435, 7096, 8870, 9757, 17740, 19514, 35480, 39028, 48785, 51631, 78056, 97570, 103262, 195140, 206524, 258155, 390280, 413048, 516310, 567941, 1032620, 1135882, 2065240, 2271764, 2839705, 4543528, 5679410, 11358820, 22717640, 45796697, 91593394, 183186788, 228983485, 366373576, 457966970, 503763667, 915933940, 1007527334, 1831867880, 2015054668, 2518818335, 4030109336, 5037636670, 10075273340, 20150546680]

約数ペア:

[(1, 20150546680), (2, 10075273340), (4, 5037636670), (5, 4030109336), (8, 2518818335), (10, 2015054668), (11, 1831867880), (20, 1007527334), (22, 915933940), (40, 503763667), (44, 457966970), (55, 366373576), (88, 228983485), (110, 183186788), (220, 91593394), (440, 45796697), (887, 22717640), (1774, 11358820), (3548, 5679410), (4435, 4543528), (7096, 2839705), (8870, 2271764), (9757, 2065240), (17740, 1135882), (19514, 1032620), (35480, 567941), (39028, 516310), (48785, 413048), (51631, 390280), (78056, 258155), (97570, 206524), (103262, 195140)]