3948080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2903}}^1$

素因数の和:2933

約数の個数: 40

約数和(自身を含む): 9722592

約数和(自身を除く): 5774512

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 2903, 5806, 11612, 14515, 23224, 29030, 46448, 49351, 58060, 98702, 116120, 197404, 232240, 246755, 394808, 493510, 789616, 987020, 1974040, 3948080]

約数ペア:

[(1, 3948080), (2, 1974040), (4, 987020), (5, 789616), (8, 493510), (10, 394808), (16, 246755), (17, 232240), (20, 197404), (34, 116120), (40, 98702), (68, 58060), (80, 49351), (85, 46448), (136, 29030), (170, 23224), (272, 14515), (340, 11612), (680, 5806), (1360, 2903)]