20072493820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{283}}^1\times {\mathrm{1291}}^1$

素因数の和:1691

約数の個数: 96

約数和(自身を含む): 44013747456

約数和(自身を除く): 23941253636

約数列:

[1, 2, 4, 5, 10, 20, 41, 67, 82, 134, 164, 205, 268, 283, 335, 410, 566, 670, 820, 1132, 1291, 1340, 1415, 2582, 2747, 2830, 5164, 5494, 5660, 6455, 10988, 11603, 12910, 13735, 18961, 23206, 25820, 27470, 37922, 46412, 52931, 54940, 58015, 75844, 86497, 94805, 105862, 116030, 172994, 189610, 211724, 232060, 264655, 345988, 365353, 379220, 432485, 529310, 730706, 777401, 864970, 1058620, 1461412, 1554802, 1729940, 1826765, 3109604, 3546377, 3653530, 3887005, 7092754, 7307060, 7774010, 14185508, 14979473, 15548020, 17731885, 24478651, 29958946, 35463770, 48957302, 59917892, 70927540, 74897365, 97914604, 122393255, 149794730, 244786510, 299589460, 489573020, 1003624691, 2007249382, 4014498764, 5018123455, 10036246910, 20072493820]

約数ペア:

[(1, 20072493820), (2, 10036246910), (4, 5018123455), (5, 4014498764), (10, 2007249382), (20, 1003624691), (41, 489573020), (67, 299589460), (82, 244786510), (134, 149794730), (164, 122393255), (205, 97914604), (268, 74897365), (283, 70927540), (335, 59917892), (410, 48957302), (566, 35463770), (670, 29958946), (820, 24478651), (1132, 17731885), (1291, 15548020), (1340, 14979473), (1415, 14185508), (2582, 7774010), (2747, 7307060), (2830, 7092754), (5164, 3887005), (5494, 3653530), (5660, 3546377), (6455, 3109604), (10988, 1826765), (11603, 1729940), (12910, 1554802), (13735, 1461412), (18961, 1058620), (23206, 864970), (25820, 777401), (27470, 730706), (37922, 529310), (46412, 432485), (52931, 379220), (54940, 365353), (58015, 345988), (75844, 264655), (86497, 232060), (94805, 211724), (105862, 189610), (116030, 172994)]