977891920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{5479}}^1$

素因数の和:5612

約数の個数: 80

約数和(自身を含む): 2397346560

約数和(自身を除く): 1419454640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 97, 115, 184, 194, 230, 368, 388, 460, 485, 776, 920, 970, 1552, 1840, 1940, 2231, 3880, 4462, 5479, 7760, 8924, 10958, 11155, 17848, 21916, 22310, 27395, 35696, 43832, 44620, 54790, 87664, 89240, 109580, 126017, 178480, 219160, 252034, 438320, 504068, 531463, 630085, 1008136, 1062926, 1260170, 2016272, 2125852, 2520340, 2657315, 4251704, 5040680, 5314630, 8503408, 10081360, 10629260, 12223649, 21258520, 24447298, 42517040, 48894596, 61118245, 97789192, 122236490, 195578384, 244472980, 488945960, 977891920]

約数ペア:

[(1, 977891920), (2, 488945960), (4, 244472980), (5, 195578384), (8, 122236490), (10, 97789192), (16, 61118245), (20, 48894596), (23, 42517040), (40, 24447298), (46, 21258520), (80, 12223649), (92, 10629260), (97, 10081360), (115, 8503408), (184, 5314630), (194, 5040680), (230, 4251704), (368, 2657315), (388, 2520340), (460, 2125852), (485, 2016272), (776, 1260170), (920, 1062926), (970, 1008136), (1552, 630085), (1840, 531463), (1940, 504068), (2231, 438320), (3880, 252034), (4462, 219160), (5479, 178480), (7760, 126017), (8924, 109580), (10958, 89240), (11155, 87664), (17848, 54790), (21916, 44620), (22310, 43832), (27395, 35696)]