1580495620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{2089}}^1$

素因数の和:2309

約数の個数: 96

約数和(自身を含む): 3834230400

約数和(自身を除く): 2253734780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 181, 190, 209, 220, 362, 380, 418, 724, 836, 905, 1045, 1810, 1991, 2089, 2090, 3439, 3620, 3982, 4178, 4180, 6878, 7964, 8356, 9955, 10445, 13756, 17195, 19910, 20890, 22979, 34390, 37829, 39691, 39820, 41780, 45958, 68780, 75658, 79382, 91916, 114895, 151316, 158764, 189145, 198455, 229790, 378109, 378290, 396910, 436601, 459580, 756218, 756580, 793820, 873202, 1512436, 1746404, 1890545, 2183005, 3781090, 4159199, 4366010, 7184071, 7562180, 8318398, 8732020, 14368142, 16636796, 20795995, 28736284, 35920355, 41591990, 71840710, 79024781, 83183980, 143681420, 158049562, 316099124, 395123905, 790247810, 1580495620]

約数ペア:

[(1, 1580495620), (2, 790247810), (4, 395123905), (5, 316099124), (10, 158049562), (11, 143681420), (19, 83183980), (20, 79024781), (22, 71840710), (38, 41591990), (44, 35920355), (55, 28736284), (76, 20795995), (95, 16636796), (110, 14368142), (181, 8732020), (190, 8318398), (209, 7562180), (220, 7184071), (362, 4366010), (380, 4159199), (418, 3781090), (724, 2183005), (836, 1890545), (905, 1746404), (1045, 1512436), (1810, 873202), (1991, 793820), (2089, 756580), (2090, 756218), (3439, 459580), (3620, 436601), (3982, 396910), (4178, 378290), (4180, 378109), (6878, 229790), (7964, 198455), (8356, 189145), (9955, 158764), (10445, 151316), (13756, 114895), (17195, 91916), (19910, 79382), (20890, 75658), (22979, 68780), (34390, 45958), (37829, 41780), (39691, 39820)]