84356380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{1811}}^1$

素因数の和:1974

約数の個数: 48

約数和(自身を含む): 189042336

約数和(自身を除く): 104685956

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 137, 170, 274, 340, 548, 685, 1370, 1811, 2329, 2740, 3622, 4658, 7244, 9055, 9316, 11645, 18110, 23290, 30787, 36220, 46580, 61574, 123148, 153935, 248107, 307870, 496214, 615740, 992428, 1240535, 2481070, 4217819, 4962140, 8435638, 16871276, 21089095, 42178190, 84356380]

約数ペア:

[(1, 84356380), (2, 42178190), (4, 21089095), (5, 16871276), (10, 8435638), (17, 4962140), (20, 4217819), (34, 2481070), (68, 1240535), (85, 992428), (137, 615740), (170, 496214), (274, 307870), (340, 248107), (548, 153935), (685, 123148), (1370, 61574), (1811, 46580), (2329, 36220), (2740, 30787), (3622, 23290), (4658, 18110), (7244, 11645), (9055, 9316)]