15696739820

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2221}}^1\times {\mathrm{3643}}^1$

素因数の和:5970

約数の個数: 48

約数和(自身を含む): 33327120288

約数和(自身を除く): 17630380468

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 2221, 3643, 4442, 7286, 8884, 11105, 14572, 18215, 22210, 36430, 44420, 72860, 215437, 353371, 430874, 706742, 861748, 1077185, 1413484, 1766855, 2154370, 3533710, 4308740, 7067420, 8091103, 16182206, 32364412, 40455515, 80911030, 161822060, 784836991, 1569673982, 3139347964, 3924184955, 7848369910, 15696739820]

約数ペア:

[(1, 15696739820), (2, 7848369910), (4, 3924184955), (5, 3139347964), (10, 1569673982), (20, 784836991), (97, 161822060), (194, 80911030), (388, 40455515), (485, 32364412), (970, 16182206), (1940, 8091103), (2221, 7067420), (3643, 4308740), (4442, 3533710), (7286, 2154370), (8884, 1766855), (11105, 1413484), (14572, 1077185), (18215, 861748), (22210, 706742), (36430, 430874), (44420, 353371), (72860, 215437)]