20059180160

素因数分解:

$2^7\times 5^1\times {\mathrm{1361}}^1\times {\mathrm{23029}}^1$

素因数の和:24409

約数の個数: 64

約数和(自身を含む): 47991295800

約数和(自身を除く): 27932115640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1361, 2722, 5444, 6805, 10888, 13610, 21776, 23029, 27220, 43552, 46058, 54440, 87104, 92116, 108880, 115145, 174208, 184232, 217760, 230290, 368464, 435520, 460580, 736928, 871040, 921160, 1473856, 1842320, 2947712, 3684640, 7369280, 14738560, 31342469, 62684938, 125369876, 156712345, 250739752, 313424690, 501479504, 626849380, 1002959008, 1253698760, 2005918016, 2507397520, 4011836032, 5014795040, 10029590080, 20059180160]

約数ペア:

[(1, 20059180160), (2, 10029590080), (4, 5014795040), (5, 4011836032), (8, 2507397520), (10, 2005918016), (16, 1253698760), (20, 1002959008), (32, 626849380), (40, 501479504), (64, 313424690), (80, 250739752), (128, 156712345), (160, 125369876), (320, 62684938), (640, 31342469), (1361, 14738560), (2722, 7369280), (5444, 3684640), (6805, 2947712), (10888, 1842320), (13610, 1473856), (21776, 921160), (23029, 871040), (27220, 736928), (43552, 460580), (46058, 435520), (54440, 368464), (87104, 230290), (92116, 217760), (108880, 184232), (115145, 174208)]