2008013344

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{167}}^1$

素因数の和:279

約数の個数: 144

約数和(自身を含む): 4540281984

約数和(自身を除く): 2532268640

約数列:

[1, 2, 4, 8, 16, 17, 23, 31, 32, 34, 46, 62, 68, 92, 124, 136, 167, 184, 248, 272, 334, 368, 391, 496, 527, 544, 668, 713, 736, 782, 961, 992, 1054, 1336, 1426, 1564, 1922, 2108, 2672, 2839, 2852, 3128, 3841, 3844, 4216, 5177, 5344, 5678, 5704, 6256, 7682, 7688, 8432, 10354, 11356, 11408, 12121, 12512, 15364, 15376, 16337, 16864, 20708, 22103, 22712, 22816, 24242, 30728, 30752, 32674, 41416, 44206, 45424, 48484, 61456, 65297, 65348, 82832, 88009, 88412, 90848, 96968, 119071, 122912, 130594, 130696, 160487, 165664, 176018, 176824, 193936, 238142, 261188, 261392, 320974, 352036, 353648, 375751, 387872, 476284, 522376, 522784, 641948, 704072, 707296, 751502, 952568, 1044752, 1283896, 1408144, 1503004, 1905136, 2024207, 2089504, 2567792, 2728279, 2816288, 3006008, 3691201, 3810272, 4048414, 5135584, 5456558, 6012016, 7382402, 8096828, 10913116, 12024032, 14764804, 16193656, 21826232, 29529608, 32387312, 43652464, 59059216, 62750417, 64774624, 87304928, 118118432, 125500834, 251001668, 502003336, 1004006672, 2008013344]

約数ペア:

[(1, 2008013344), (2, 1004006672), (4, 502003336), (8, 251001668), (16, 125500834), (17, 118118432), (23, 87304928), (31, 64774624), (32, 62750417), (34, 59059216), (46, 43652464), (62, 32387312), (68, 29529608), (92, 21826232), (124, 16193656), (136, 14764804), (167, 12024032), (184, 10913116), (248, 8096828), (272, 7382402), (334, 6012016), (368, 5456558), (391, 5135584), (496, 4048414), (527, 3810272), (544, 3691201), (668, 3006008), (713, 2816288), (736, 2728279), (782, 2567792), (961, 2089504), (992, 2024207), (1054, 1905136), (1336, 1503004), (1426, 1408144), (1564, 1283896), (1922, 1044752), (2108, 952568), (2672, 751502), (2839, 707296), (2852, 704072), (3128, 641948), (3841, 522784), (3844, 522376), (4216, 476284), (5177, 387872), (5344, 375751), (5678, 353648), (5704, 352036), (6256, 320974), (7682, 261392), (7688, 261188), (8432, 238142), (10354, 193936), (11356, 176824), (11408, 176018), (12121, 165664), (12512, 160487), (15364, 130696), (15376, 130594), (16337, 122912), (16864, 119071), (20708, 96968), (22103, 90848), (22712, 88412), (22816, 88009), (24242, 82832), (30728, 65348), (30752, 65297), (32674, 61456), (41416, 48484), (44206, 45424)]