7801477364120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{27691}}^1\times {\mathrm{640303}}^1$

素因数の和:668016

約数の個数: 64

約数和(自身を含む): 19149802237440

約数和(自身を除く): 11348324873320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 27691, 55382, 110764, 138455, 221528, 276910, 304601, 553820, 609202, 640303, 1107640, 1218404, 1280606, 1523005, 2436808, 2561212, 3046010, 3201515, 5122424, 6092020, 6403030, 7043333, 12184040, 12806060, 14086666, 25612120, 28173332, 35216665, 56346664, 70433330, 140866660, 281733320, 17730630373, 35461260746, 70922521492, 88653151865, 141845042984, 177306303730, 195036934103, 354612607460, 390073868206, 709225214920, 780147736412, 975184670515, 1560295472824, 1950369341030, 3900738682060, 7801477364120]

約数ペア:

[(1, 7801477364120), (2, 3900738682060), (4, 1950369341030), (5, 1560295472824), (8, 975184670515), (10, 780147736412), (11, 709225214920), (20, 390073868206), (22, 354612607460), (40, 195036934103), (44, 177306303730), (55, 141845042984), (88, 88653151865), (110, 70922521492), (220, 35461260746), (440, 17730630373), (27691, 281733320), (55382, 140866660), (110764, 70433330), (138455, 56346664), (221528, 35216665), (276910, 28173332), (304601, 25612120), (553820, 14086666), (609202, 12806060), (640303, 12184040), (1107640, 7043333), (1218404, 6403030), (1280606, 6092020), (1523005, 5122424), (2436808, 3201515), (2561212, 3046010)]