20120803084

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1019}}^1$

素因数の和:1136

約数の個数: 144

約数和(自身を含む): 42086016000

約数和(自身を除く): 21965212916

約数列:

[1, 2, 4, 17, 19, 29, 31, 34, 38, 58, 62, 68, 76, 116, 124, 289, 323, 493, 527, 551, 578, 589, 646, 899, 986, 1019, 1054, 1102, 1156, 1178, 1292, 1798, 1972, 2038, 2108, 2204, 2356, 3596, 4076, 5491, 8381, 8959, 9367, 10013, 10982, 15283, 16762, 17081, 17323, 17918, 18734, 19361, 20026, 21964, 29551, 30566, 31589, 33524, 34162, 34646, 35836, 37468, 38722, 40052, 59102, 61132, 63178, 68324, 69292, 77444, 118204, 126356, 159239, 170221, 259811, 290377, 294491, 318478, 329137, 340442, 502367, 519622, 537013, 561469, 580754, 588982, 600191, 636956, 658274, 680884, 916081, 1004734, 1039244, 1074026, 1122938, 1161508, 1177964, 1200382, 1316548, 1832162, 2009468, 2148052, 2245876, 2400764, 3664324, 4936409, 5595329, 8540239, 9129221, 9544973, 9872818, 10203247, 11190658, 15573377, 17080478, 17405539, 18258442, 19089946, 19745636, 20406494, 22381316, 31146754, 34160956, 34811078, 36516884, 38179892, 40812988, 62293508, 69622156, 162264541, 173455199, 264747409, 295894163, 324529082, 346910398, 529494818, 591788326, 649058164, 693820796, 1058989636, 1183576652, 5030200771, 10060401542, 20120803084]

約数ペア:

[(1, 20120803084), (2, 10060401542), (4, 5030200771), (17, 1183576652), (19, 1058989636), (29, 693820796), (31, 649058164), (34, 591788326), (38, 529494818), (58, 346910398), (62, 324529082), (68, 295894163), (76, 264747409), (116, 173455199), (124, 162264541), (289, 69622156), (323, 62293508), (493, 40812988), (527, 38179892), (551, 36516884), (578, 34811078), (589, 34160956), (646, 31146754), (899, 22381316), (986, 20406494), (1019, 19745636), (1054, 19089946), (1102, 18258442), (1156, 17405539), (1178, 17080478), (1292, 15573377), (1798, 11190658), (1972, 10203247), (2038, 9872818), (2108, 9544973), (2204, 9129221), (2356, 8540239), (3596, 5595329), (4076, 4936409), (5491, 3664324), (8381, 2400764), (8959, 2245876), (9367, 2148052), (10013, 2009468), (10982, 1832162), (15283, 1316548), (16762, 1200382), (17081, 1177964), (17323, 1161508), (17918, 1122938), (18734, 1074026), (19361, 1039244), (20026, 1004734), (21964, 916081), (29551, 680884), (30566, 658274), (31589, 636956), (33524, 600191), (34162, 588982), (34646, 580754), (35836, 561469), (37468, 537013), (38722, 519622), (40052, 502367), (59102, 340442), (61132, 329137), (63178, 318478), (68324, 294491), (69292, 290377), (77444, 259811), (118204, 170221), (126356, 159239)]