340647213820

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{677}}^1\times {\mathrm{3851}}^1$

素因数の和:4723

約数の個数: 96

約数和(自身を含む): 737113789440

約数和(自身を除く): 396466575620

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 139, 188, 235, 278, 470, 556, 677, 695, 940, 1354, 1390, 2708, 2780, 3385, 3851, 6533, 6770, 7702, 13066, 13540, 15404, 19255, 26132, 31819, 32665, 38510, 63638, 65330, 77020, 94103, 127276, 130660, 159095, 180997, 188206, 318190, 361994, 376412, 470515, 535289, 636380, 723988, 904985, 941030, 1070578, 1809970, 1882060, 2141156, 2607127, 2676445, 3619940, 4422841, 5214254, 5352890, 8845682, 10428508, 10705780, 13035635, 17691364, 22114205, 25158583, 26071270, 44228410, 50317166, 52142540, 88456820, 100634332, 122534969, 125792915, 245069938, 251585830, 362390653, 490139876, 503171660, 612674845, 724781306, 1225349690, 1449562612, 1811953265, 2450699380, 3623906530, 7247813060, 17032360691, 34064721382, 68129442764, 85161803455, 170323606910, 340647213820]

約数ペア:

[(1, 340647213820), (2, 170323606910), (4, 85161803455), (5, 68129442764), (10, 34064721382), (20, 17032360691), (47, 7247813060), (94, 3623906530), (139, 2450699380), (188, 1811953265), (235, 1449562612), (278, 1225349690), (470, 724781306), (556, 612674845), (677, 503171660), (695, 490139876), (940, 362390653), (1354, 251585830), (1390, 245069938), (2708, 125792915), (2780, 122534969), (3385, 100634332), (3851, 88456820), (6533, 52142540), (6770, 50317166), (7702, 44228410), (13066, 26071270), (13540, 25158583), (15404, 22114205), (19255, 17691364), (26132, 13035635), (31819, 10705780), (32665, 10428508), (38510, 8845682), (63638, 5352890), (65330, 5214254), (77020, 4422841), (94103, 3619940), (127276, 2676445), (130660, 2607127), (159095, 2141156), (180997, 1882060), (188206, 1809970), (318190, 1070578), (361994, 941030), (376412, 904985), (470515, 723988), (535289, 636380)]