20160373640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{974873}}^1$

素因数の和:974942

約数の個数: 64

約数和(自身を含む): 50537468160

約数和(自身を除く): 30377094520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 47, 55, 88, 94, 110, 188, 220, 235, 376, 440, 470, 517, 940, 1034, 1880, 2068, 2585, 4136, 5170, 10340, 20680, 974873, 1949746, 3899492, 4874365, 7798984, 9748730, 10723603, 19497460, 21447206, 38994920, 42894412, 45819031, 53618015, 85788824, 91638062, 107236030, 183276124, 214472060, 229095155, 366552248, 428944120, 458190310, 504009341, 916380620, 1008018682, 1832761240, 2016037364, 2520046705, 4032074728, 5040093410, 10080186820, 20160373640]

約数ペア:

[(1, 20160373640), (2, 10080186820), (4, 5040093410), (5, 4032074728), (8, 2520046705), (10, 2016037364), (11, 1832761240), (20, 1008018682), (22, 916380620), (40, 504009341), (44, 458190310), (47, 428944120), (55, 366552248), (88, 229095155), (94, 214472060), (110, 183276124), (188, 107236030), (220, 91638062), (235, 85788824), (376, 53618015), (440, 45819031), (470, 42894412), (517, 38994920), (940, 21447206), (1034, 19497460), (1880, 10723603), (2068, 9748730), (2585, 7798984), (4136, 4874365), (5170, 3899492), (10340, 1949746), (20680, 974873)]