2908400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{661}}^1$

素因数の和:690

約数の個数: 60

約数和(自身を含む): 7634184

約数和(自身を除く): 4725784

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 176, 200, 220, 275, 400, 440, 550, 661, 880, 1100, 1322, 2200, 2644, 3305, 4400, 5288, 6610, 7271, 10576, 13220, 14542, 16525, 26440, 29084, 33050, 36355, 52880, 58168, 66100, 72710, 116336, 132200, 145420, 181775, 264400, 290840, 363550, 581680, 727100, 1454200, 2908400]

約数ペア:

[(1, 2908400), (2, 1454200), (4, 727100), (5, 581680), (8, 363550), (10, 290840), (11, 264400), (16, 181775), (20, 145420), (22, 132200), (25, 116336), (40, 72710), (44, 66100), (50, 58168), (55, 52880), (80, 36355), (88, 33050), (100, 29084), (110, 26440), (176, 16525), (200, 14542), (220, 13220), (275, 10576), (400, 7271), (440, 6610), (550, 5288), (661, 4400), (880, 3305), (1100, 2644), (1322, 2200)]