20175224920

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1367}}^1\times {\mathrm{5507}}^1$

素因数の和:6952

約数の個数: 64

約数和(自身を含む): 46113857280

約数和(自身を除く): 25938632360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 1367, 2680, 2734, 5468, 5507, 6835, 10936, 11014, 13670, 22028, 27340, 27535, 44056, 54680, 55070, 91589, 110140, 183178, 220280, 366356, 368969, 457945, 732712, 737938, 915890, 1475876, 1831780, 1844845, 2951752, 3663560, 3689690, 7379380, 7528069, 14758760, 15056138, 30112276, 37640345, 60224552, 75280690, 150561380, 301122760, 504380623, 1008761246, 2017522492, 2521903115, 4035044984, 5043806230, 10087612460, 20175224920]

約数ペア:

[(1, 20175224920), (2, 10087612460), (4, 5043806230), (5, 4035044984), (8, 2521903115), (10, 2017522492), (20, 1008761246), (40, 504380623), (67, 301122760), (134, 150561380), (268, 75280690), (335, 60224552), (536, 37640345), (670, 30112276), (1340, 15056138), (1367, 14758760), (2680, 7528069), (2734, 7379380), (5468, 3689690), (5507, 3663560), (6835, 2951752), (10936, 1844845), (11014, 1831780), (13670, 1475876), (22028, 915890), (27340, 737938), (27535, 732712), (44056, 457945), (54680, 368969), (55070, 366356), (91589, 220280), (110140, 183178)]