20172460440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{898951}}^1$

素因数の和:898993

約数の個数: 128

約数和(自身を含む): 69902507520

約数和(自身を除く): 49730047080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 24, 30, 33, 34, 40, 44, 51, 55, 60, 66, 68, 85, 88, 102, 110, 120, 132, 136, 165, 170, 187, 204, 220, 255, 264, 330, 340, 374, 408, 440, 510, 561, 660, 680, 748, 935, 1020, 1122, 1320, 1496, 1870, 2040, 2244, 2805, 3740, 4488, 5610, 7480, 11220, 22440, 898951, 1797902, 2696853, 3595804, 4494755, 5393706, 7191608, 8989510, 9888461, 10787412, 13484265, 15282167, 17979020, 19776922, 21574824, 26968530, 29665383, 30564334, 35958040, 39553844, 45846501, 49442305, 53937060, 59330766, 61128668, 76410835, 79107688, 91693002, 98884610, 107874120, 118661532, 122257336, 148326915, 152821670, 168103837, 183386004, 197769220, 229232505, 237323064, 296653830, 305643340, 336207674, 366772008, 395538440, 458465010, 504311511, 593307660, 611286680, 672415348, 840519185, 916930020, 1008623022, 1186615320, 1344830696, 1681038370, 1833860040, 2017246044, 2521557555, 3362076740, 4034492088, 5043115110, 6724153480, 10086230220, 20172460440]

約数ペア:

[(1, 20172460440), (2, 10086230220), (3, 6724153480), (4, 5043115110), (5, 4034492088), (6, 3362076740), (8, 2521557555), (10, 2017246044), (11, 1833860040), (12, 1681038370), (15, 1344830696), (17, 1186615320), (20, 1008623022), (22, 916930020), (24, 840519185), (30, 672415348), (33, 611286680), (34, 593307660), (40, 504311511), (44, 458465010), (51, 395538440), (55, 366772008), (60, 336207674), (66, 305643340), (68, 296653830), (85, 237323064), (88, 229232505), (102, 197769220), (110, 183386004), (120, 168103837), (132, 152821670), (136, 148326915), (165, 122257336), (170, 118661532), (187, 107874120), (204, 98884610), (220, 91693002), (255, 79107688), (264, 76410835), (330, 61128668), (340, 59330766), (374, 53937060), (408, 49442305), (440, 45846501), (510, 39553844), (561, 35958040), (660, 30564334), (680, 29665383), (748, 26968530), (935, 21574824), (1020, 19776922), (1122, 17979020), (1320, 15282167), (1496, 13484265), (1870, 10787412), (2040, 9888461), (2244, 8989510), (2805, 7191608), (3740, 5393706), (4488, 4494755), (5610, 3595804), (7480, 2696853), (11220, 1797902), (22440, 898951)]