7397201920

素因数分解:

$2^{11}\times 5^1\times {\mathrm{139}}^1\times {\mathrm{5197}}^1$

素因数の和:5363

約数の個数: 96

約数和(自身を含む): 17880080400

約数和(自身を除く): 10482878480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 256, 278, 320, 512, 556, 640, 695, 1024, 1112, 1280, 1390, 2048, 2224, 2560, 2780, 4448, 5120, 5197, 5560, 8896, 10240, 10394, 11120, 17792, 20788, 22240, 25985, 35584, 41576, 44480, 51970, 71168, 83152, 88960, 103940, 142336, 166304, 177920, 207880, 284672, 332608, 355840, 415760, 665216, 711680, 722383, 831520, 1330432, 1423360, 1444766, 1663040, 2660864, 2889532, 3326080, 3611915, 5321728, 5779064, 6652160, 7223830, 10643456, 11558128, 13304320, 14447660, 23116256, 26608640, 28895320, 46232512, 53217280, 57790640, 92465024, 115581280, 184930048, 231162560, 369860096, 462325120, 739720192, 924650240, 1479440384, 1849300480, 3698600960, 7397201920]

約数ペア:

[(1, 7397201920), (2, 3698600960), (4, 1849300480), (5, 1479440384), (8, 924650240), (10, 739720192), (16, 462325120), (20, 369860096), (32, 231162560), (40, 184930048), (64, 115581280), (80, 92465024), (128, 57790640), (139, 53217280), (160, 46232512), (256, 28895320), (278, 26608640), (320, 23116256), (512, 14447660), (556, 13304320), (640, 11558128), (695, 10643456), (1024, 7223830), (1112, 6652160), (1280, 5779064), (1390, 5321728), (2048, 3611915), (2224, 3326080), (2560, 2889532), (2780, 2660864), (4448, 1663040), (5120, 1444766), (5197, 1423360), (5560, 1330432), (8896, 831520), (10240, 722383), (10394, 711680), (11120, 665216), (17792, 415760), (20788, 355840), (22240, 332608), (25985, 284672), (35584, 207880), (41576, 177920), (44480, 166304), (51970, 142336), (71168, 103940), (83152, 88960)]