12646040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{701}}^1$

素因数の和:764

約数の個数: 64

約数和(自身を含む): 31842720

約数和(自身を除く): 19196680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 701, 820, 902, 1402, 1640, 1804, 2255, 2804, 3505, 3608, 4510, 5608, 7010, 7711, 9020, 14020, 15422, 18040, 28040, 28741, 30844, 38555, 57482, 61688, 77110, 114964, 143705, 154220, 229928, 287410, 308440, 316151, 574820, 632302, 1149640, 1264604, 1580755, 2529208, 3161510, 6323020, 12646040]

約数ペア:

[(1, 12646040), (2, 6323020), (4, 3161510), (5, 2529208), (8, 1580755), (10, 1264604), (11, 1149640), (20, 632302), (22, 574820), (40, 316151), (41, 308440), (44, 287410), (55, 229928), (82, 154220), (88, 143705), (110, 114964), (164, 77110), (205, 61688), (220, 57482), (328, 38555), (410, 30844), (440, 28741), (451, 28040), (701, 18040), (820, 15422), (902, 14020), (1402, 9020), (1640, 7711), (1804, 7010), (2255, 5608), (2804, 4510), (3505, 3608)]