27953530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1277}}^1$

素因数の和:1494

約数の個数: 32

約数和(自身を含む): 55209600

約数和(自身を除く): 27256070

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 199, 398, 995, 1277, 1990, 2189, 2554, 4378, 6385, 10945, 12770, 14047, 21890, 28094, 70235, 140470, 254123, 508246, 1270615, 2541230, 2795353, 5590706, 13976765, 27953530]

約数ペア:

[(1, 27953530), (2, 13976765), (5, 5590706), (10, 2795353), (11, 2541230), (22, 1270615), (55, 508246), (110, 254123), (199, 140470), (398, 70235), (995, 28094), (1277, 21890), (1990, 14047), (2189, 12770), (2554, 10945), (4378, 6385)]