20172932440

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^2\times {\mathrm{521}}^1\times {\mathrm{1151}}^1$

素因数の和:1741

約数の個数: 96

約数和(自身を含む): 47139356160

約数和(自身を除く): 26966423720

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 521, 580, 841, 1042, 1151, 1160, 1682, 2084, 2302, 2605, 3364, 4168, 4205, 4604, 5210, 5755, 6728, 8410, 9208, 10420, 11510, 15109, 16820, 20840, 23020, 30218, 33379, 33640, 46040, 60436, 66758, 75545, 120872, 133516, 151090, 166895, 267032, 302180, 333790, 438161, 599671, 604360, 667580, 876322, 967991, 1199342, 1335160, 1752644, 1935982, 2190805, 2398684, 2998355, 3505288, 3871964, 4381610, 4797368, 4839955, 5996710, 7743928, 8763220, 9679910, 11993420, 17390459, 17526440, 19359820, 23986840, 34780918, 38719640, 69561836, 86952295, 139123672, 173904590, 347809180, 504323311, 695618360, 1008646622, 2017293244, 2521616555, 4034586488, 5043233110, 10086466220, 20172932440]

約数ペア:

[(1, 20172932440), (2, 10086466220), (4, 5043233110), (5, 4034586488), (8, 2521616555), (10, 2017293244), (20, 1008646622), (29, 695618360), (40, 504323311), (58, 347809180), (116, 173904590), (145, 139123672), (232, 86952295), (290, 69561836), (521, 38719640), (580, 34780918), (841, 23986840), (1042, 19359820), (1151, 17526440), (1160, 17390459), (1682, 11993420), (2084, 9679910), (2302, 8763220), (2605, 7743928), (3364, 5996710), (4168, 4839955), (4205, 4797368), (4604, 4381610), (5210, 3871964), (5755, 3505288), (6728, 2998355), (8410, 2398684), (9208, 2190805), (10420, 1935982), (11510, 1752644), (15109, 1335160), (16820, 1199342), (20840, 967991), (23020, 876322), (30218, 667580), (33379, 604360), (33640, 599671), (46040, 438161), (60436, 333790), (66758, 302180), (75545, 267032), (120872, 166895), (133516, 151090)]