1900256270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{367}}^1\times {\mathrm{457}}^1$

素因数の和:945

約数の個数: 64

約数和(自身を含む): 3786172416

約数和(自身を除く): 1885916146

約数列:

[1, 2, 5, 10, 11, 22, 55, 103, 110, 206, 367, 457, 515, 734, 914, 1030, 1133, 1835, 2266, 2285, 3670, 4037, 4570, 5027, 5665, 8074, 10054, 11330, 20185, 25135, 37801, 40370, 47071, 50270, 75602, 94142, 167719, 189005, 235355, 335438, 378010, 415811, 470710, 517781, 831622, 838595, 1035562, 1677190, 1844909, 2079055, 2588905, 3689818, 4158110, 5177810, 9224545, 17275057, 18449090, 34550114, 86375285, 172750570, 190025627, 380051254, 950128135, 1900256270]

約数ペア:

[(1, 1900256270), (2, 950128135), (5, 380051254), (10, 190025627), (11, 172750570), (22, 86375285), (55, 34550114), (103, 18449090), (110, 17275057), (206, 9224545), (367, 5177810), (457, 4158110), (515, 3689818), (734, 2588905), (914, 2079055), (1030, 1844909), (1133, 1677190), (1835, 1035562), (2266, 838595), (2285, 831622), (3670, 517781), (4037, 470710), (4570, 415811), (5027, 378010), (5665, 335438), (8074, 235355), (10054, 189005), (11330, 167719), (20185, 94142), (25135, 75602), (37801, 50270), (40370, 47071)]