2016192740080

素因数分解:

$2^4\times 5^1\times {\mathrm{357689}}^1\times {\mathrm{70459}}^1$

素因数の和:428161

約数の個数: 40

約数和(自身を含む): 4687727756400

約数和(自身を除く): 2671535016320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 70459, 140918, 281836, 352295, 357689, 563672, 704590, 715378, 1127344, 1409180, 1430756, 1788445, 2818360, 2861512, 3576890, 5636720, 5723024, 7153780, 14307560, 28615120, 25202409251, 50404818502, 100809637004, 126012046255, 201619274008, 252024092510, 403238548016, 504048185020, 1008096370040, 2016192740080]

約数ペア:

[(1, 2016192740080), (2, 1008096370040), (4, 504048185020), (5, 403238548016), (8, 252024092510), (10, 201619274008), (16, 126012046255), (20, 100809637004), (40, 50404818502), (80, 25202409251), (70459, 28615120), (140918, 14307560), (281836, 7153780), (352295, 5723024), (357689, 5636720), (563672, 3576890), (704590, 2861512), (715378, 2818360), (1127344, 1788445), (1409180, 1430756)]