24971980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{607}}^1$

素因数の和:655

約数の個数: 72

約数和(自身を含む): 61133184

約数和(自身を除く): 36161204

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 121, 170, 187, 220, 242, 340, 374, 484, 605, 607, 748, 935, 1210, 1214, 1870, 2057, 2420, 2428, 3035, 3740, 4114, 6070, 6677, 8228, 10285, 10319, 12140, 13354, 20570, 20638, 26708, 33385, 41140, 41276, 51595, 66770, 73447, 103190, 113509, 133540, 146894, 206380, 227018, 293788, 367235, 454036, 567545, 734470, 1135090, 1248599, 1468940, 2270180, 2497198, 4994396, 6242995, 12485990, 24971980]

約数ペア:

[(1, 24971980), (2, 12485990), (4, 6242995), (5, 4994396), (10, 2497198), (11, 2270180), (17, 1468940), (20, 1248599), (22, 1135090), (34, 734470), (44, 567545), (55, 454036), (68, 367235), (85, 293788), (110, 227018), (121, 206380), (170, 146894), (187, 133540), (220, 113509), (242, 103190), (340, 73447), (374, 66770), (484, 51595), (605, 41276), (607, 41140), (748, 33385), (935, 26708), (1210, 20638), (1214, 20570), (1870, 13354), (2057, 12140), (2420, 10319), (2428, 10285), (3035, 8228), (3740, 6677), (4114, 6070)]