189702929720

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1013}}^1\times {\mathrm{108877}}^1$

素因数の和:109944

約数の個数: 64

約数和(自身を含む): 437193076320

約数和(自身を除く): 247490146600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1013, 1720, 2026, 4052, 5065, 8104, 10130, 20260, 40520, 43559, 87118, 108877, 174236, 217754, 217795, 348472, 435508, 435590, 544385, 871016, 871180, 1088770, 1742360, 2177540, 4355080, 4681711, 9363422, 18726844, 23408555, 37453688, 46817110, 93634220, 110292401, 187268440, 220584802, 441169604, 551462005, 882339208, 1102924010, 2205848020, 4411696040, 4742573243, 9485146486, 18970292972, 23712866215, 37940585944, 47425732430, 94851464860, 189702929720]

約数ペア:

[(1, 189702929720), (2, 94851464860), (4, 47425732430), (5, 37940585944), (8, 23712866215), (10, 18970292972), (20, 9485146486), (40, 4742573243), (43, 4411696040), (86, 2205848020), (172, 1102924010), (215, 882339208), (344, 551462005), (430, 441169604), (860, 220584802), (1013, 187268440), (1720, 110292401), (2026, 93634220), (4052, 46817110), (5065, 37453688), (8104, 23408555), (10130, 18726844), (20260, 9363422), (40520, 4681711), (43559, 4355080), (87118, 2177540), (108877, 1742360), (174236, 1088770), (217754, 871180), (217795, 871016), (348472, 544385), (435508, 435590)]