2971220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1117}}^1$

素因数の和:1152

約数の個数: 48

約数和(自身を含む): 7512960

約数和(自身を除く): 4541740

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1117, 1330, 2234, 2660, 4468, 5585, 7819, 11170, 15638, 21223, 22340, 31276, 39095, 42446, 78190, 84892, 106115, 148561, 156380, 212230, 297122, 424460, 594244, 742805, 1485610, 2971220]

約数ペア:

[(1, 2971220), (2, 1485610), (4, 742805), (5, 594244), (7, 424460), (10, 297122), (14, 212230), (19, 156380), (20, 148561), (28, 106115), (35, 84892), (38, 78190), (70, 42446), (76, 39095), (95, 31276), (133, 22340), (140, 21223), (190, 15638), (266, 11170), (380, 7819), (532, 5585), (665, 4468), (1117, 2660), (1330, 2234)]