20512202010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{15427}}^1$

素因数の和:15548

約数の個数: 128

約数和(自身を含む): 53745721344

約数和(自身を除く): 33233519334

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 41, 46, 47, 69, 82, 94, 115, 123, 138, 141, 205, 230, 235, 246, 282, 345, 410, 470, 615, 690, 705, 943, 1081, 1230, 1410, 1886, 1927, 2162, 2829, 3243, 3854, 4715, 5405, 5658, 5781, 6486, 9430, 9635, 10810, 11562, 14145, 15427, 16215, 19270, 28290, 28905, 30854, 32430, 44321, 46281, 57810, 77135, 88642, 92562, 132963, 154270, 221605, 231405, 265926, 354821, 443210, 462810, 632507, 664815, 709642, 725069, 1064463, 1265014, 1329630, 1450138, 1774105, 1897521, 2128926, 2175207, 3162535, 3548210, 3625345, 3795042, 4350414, 5322315, 6325070, 7250690, 9487605, 10644630, 10876035, 14547661, 16676587, 18975210, 21752070, 29095322, 29727829, 33353174, 43642983, 50029761, 59455658, 72738305, 83382935, 87285966, 89183487, 100059522, 145476610, 148639145, 166765870, 178366974, 218214915, 250148805, 297278290, 436429830, 445917435, 500297610, 683740067, 891834870, 1367480134, 2051220201, 3418700335, 4102440402, 6837400670, 10256101005, 20512202010]

約数ペア:

[(1, 20512202010), (2, 10256101005), (3, 6837400670), (5, 4102440402), (6, 3418700335), (10, 2051220201), (15, 1367480134), (23, 891834870), (30, 683740067), (41, 500297610), (46, 445917435), (47, 436429830), (69, 297278290), (82, 250148805), (94, 218214915), (115, 178366974), (123, 166765870), (138, 148639145), (141, 145476610), (205, 100059522), (230, 89183487), (235, 87285966), (246, 83382935), (282, 72738305), (345, 59455658), (410, 50029761), (470, 43642983), (615, 33353174), (690, 29727829), (705, 29095322), (943, 21752070), (1081, 18975210), (1230, 16676587), (1410, 14547661), (1886, 10876035), (1927, 10644630), (2162, 9487605), (2829, 7250690), (3243, 6325070), (3854, 5322315), (4715, 4350414), (5405, 3795042), (5658, 3625345), (5781, 3548210), (6486, 3162535), (9430, 2175207), (9635, 2128926), (10810, 1897521), (11562, 1774105), (14145, 1450138), (15427, 1329630), (16215, 1265014), (19270, 1064463), (28290, 725069), (28905, 709642), (30854, 664815), (32430, 632507), (44321, 462810), (46281, 443210), (57810, 354821), (77135, 265926), (88642, 231405), (92562, 221605), (132963, 154270)]