20172359980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{7507}}^1$

素因数の和:7699

約数の個数: 96

約数和(自身を含む): 45294863040

約数和(自身を除く): 25122503060

約数列:

[1, 2, 4, 5, 10, 20, 29, 41, 58, 82, 113, 116, 145, 164, 205, 226, 290, 410, 452, 565, 580, 820, 1130, 1189, 2260, 2378, 3277, 4633, 4756, 5945, 6554, 7507, 9266, 11890, 13108, 15014, 16385, 18532, 23165, 23780, 30028, 32770, 37535, 46330, 65540, 75070, 92660, 134357, 150140, 217703, 268714, 307787, 435406, 537428, 615574, 671785, 848291, 870812, 1088515, 1231148, 1343570, 1538935, 1696582, 2177030, 2687140, 3077870, 3393164, 4241455, 4354060, 6155740, 8482910, 8925823, 16965820, 17851646, 24600439, 34779931, 35703292, 44629115, 49200878, 69559862, 89258230, 98401756, 123002195, 139119724, 173899655, 178516460, 246004390, 347799310, 492008780, 695598620, 1008617999, 2017235998, 4034471996, 5043089995, 10086179990, 20172359980]

約数ペア:

[(1, 20172359980), (2, 10086179990), (4, 5043089995), (5, 4034471996), (10, 2017235998), (20, 1008617999), (29, 695598620), (41, 492008780), (58, 347799310), (82, 246004390), (113, 178516460), (116, 173899655), (145, 139119724), (164, 123002195), (205, 98401756), (226, 89258230), (290, 69559862), (410, 49200878), (452, 44629115), (565, 35703292), (580, 34779931), (820, 24600439), (1130, 17851646), (1189, 16965820), (2260, 8925823), (2378, 8482910), (3277, 6155740), (4633, 4354060), (4756, 4241455), (5945, 3393164), (6554, 3077870), (7507, 2687140), (9266, 2177030), (11890, 1696582), (13108, 1538935), (15014, 1343570), (16385, 1231148), (18532, 1088515), (23165, 870812), (23780, 848291), (30028, 671785), (32770, 615574), (37535, 537428), (46330, 435406), (65540, 307787), (75070, 268714), (92660, 217703), (134357, 150140)]