20512338770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{4099}}^1$

素因数の和:4288

約数の個数: 128

約数和(自身を含む): 47213107200

約数和(自身を除く): 26700768430

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 67, 70, 77, 97, 110, 134, 154, 194, 335, 385, 469, 485, 670, 679, 737, 770, 938, 970, 1067, 1358, 1474, 2134, 2345, 3395, 3685, 4099, 4690, 5159, 5335, 6499, 6790, 7370, 7469, 8198, 10318, 10670, 12998, 14938, 20495, 25795, 28693, 32495, 37345, 40990, 45089, 45493, 51590, 57386, 64990, 71489, 74690, 90178, 90986, 142978, 143465, 225445, 227465, 274633, 286930, 315623, 357445, 397603, 450890, 454930, 500423, 549266, 631246, 714890, 795206, 1000846, 1373165, 1578115, 1922431, 1988015, 2502115, 2746330, 2783221, 3020963, 3156230, 3844862, 3976030, 4373633, 5004230, 5566442, 6041926, 8747266, 9612155, 13916105, 15104815, 19224310, 21146741, 21868165, 26639401, 27832210, 30209630, 30615431, 42293482, 43736330, 53278802, 61230862, 105733705, 133197005, 153077155, 186475807, 211467410, 266394010, 293033411, 306154310, 372951614, 586066822, 932379035, 1465167055, 1864758070, 2051233877, 2930334110, 4102467754, 10256169385, 20512338770]

約数ペア:

[(1, 20512338770), (2, 10256169385), (5, 4102467754), (7, 2930334110), (10, 2051233877), (11, 1864758070), (14, 1465167055), (22, 932379035), (35, 586066822), (55, 372951614), (67, 306154310), (70, 293033411), (77, 266394010), (97, 211467410), (110, 186475807), (134, 153077155), (154, 133197005), (194, 105733705), (335, 61230862), (385, 53278802), (469, 43736330), (485, 42293482), (670, 30615431), (679, 30209630), (737, 27832210), (770, 26639401), (938, 21868165), (970, 21146741), (1067, 19224310), (1358, 15104815), (1474, 13916105), (2134, 9612155), (2345, 8747266), (3395, 6041926), (3685, 5566442), (4099, 5004230), (4690, 4373633), (5159, 3976030), (5335, 3844862), (6499, 3156230), (6790, 3020963), (7370, 2783221), (7469, 2746330), (8198, 2502115), (10318, 1988015), (10670, 1922431), (12998, 1578115), (14938, 1373165), (20495, 1000846), (25795, 795206), (28693, 714890), (32495, 631246), (37345, 549266), (40990, 500423), (45089, 454930), (45493, 450890), (51590, 397603), (57386, 357445), (64990, 315623), (71489, 286930), (74690, 274633), (90178, 227465), (90986, 225445), (142978, 143465)]