2666650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:439

約数の個数: 48

約数和(自身を含む): 5981760

約数和(自身を除く): 3315110

約数列:

[1, 2, 5, 7, 10, 14, 19, 25, 35, 38, 50, 70, 95, 133, 175, 190, 266, 350, 401, 475, 665, 802, 950, 1330, 2005, 2807, 3325, 4010, 5614, 6650, 7619, 10025, 14035, 15238, 20050, 28070, 38095, 53333, 70175, 76190, 106666, 140350, 190475, 266665, 380950, 533330, 1333325, 2666650]

約数ペア:

[(1, 2666650), (2, 1333325), (5, 533330), (7, 380950), (10, 266665), (14, 190475), (19, 140350), (25, 106666), (35, 76190), (38, 70175), (50, 53333), (70, 38095), (95, 28070), (133, 20050), (175, 15238), (190, 14035), (266, 10025), (350, 7619), (401, 6650), (475, 5614), (665, 4010), (802, 3325), (950, 2807), (1330, 2005)]