16942020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:221

約数の個数: 96

約数和(自身を含む): 49787136

約数和(自身を除く): 32845116

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 71, 82, 97, 123, 142, 164, 194, 205, 213, 246, 284, 291, 355, 388, 410, 426, 485, 492, 582, 615, 710, 820, 852, 970, 1065, 1164, 1230, 1420, 1455, 1940, 2130, 2460, 2910, 2911, 3977, 4260, 5820, 5822, 6887, 7954, 8733, 11644, 11931, 13774, 14555, 15908, 17466, 19885, 20661, 23862, 27548, 29110, 34435, 34932, 39770, 41322, 43665, 47724, 58220, 59655, 68870, 79540, 82644, 87330, 103305, 119310, 137740, 174660, 206610, 238620, 282367, 413220, 564734, 847101, 1129468, 1411835, 1694202, 2823670, 3388404, 4235505, 5647340, 8471010, 16942020]

約数ペア:

[(1, 16942020), (2, 8471010), (3, 5647340), (4, 4235505), (5, 3388404), (6, 2823670), (10, 1694202), (12, 1411835), (15, 1129468), (20, 847101), (30, 564734), (41, 413220), (60, 282367), (71, 238620), (82, 206610), (97, 174660), (123, 137740), (142, 119310), (164, 103305), (194, 87330), (205, 82644), (213, 79540), (246, 68870), (284, 59655), (291, 58220), (355, 47724), (388, 43665), (410, 41322), (426, 39770), (485, 34932), (492, 34435), (582, 29110), (615, 27548), (710, 23862), (820, 20661), (852, 19885), (970, 17466), (1065, 15908), (1164, 14555), (1230, 13774), (1420, 11931), (1455, 11644), (1940, 8733), (2130, 7954), (2460, 6887), (2910, 5822), (2911, 5820), (3977, 4260)]