3321220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{3389}}^1$

素因数の和:3412

約数の個数: 36

約数和(自身を含む): 8115660

約数和(自身を除く): 4794440

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 3389, 6778, 13556, 16945, 23723, 33890, 47446, 67780, 94892, 118615, 166061, 237230, 332122, 474460, 664244, 830305, 1660610, 3321220]

約数ペア:

[(1, 3321220), (2, 1660610), (4, 830305), (5, 664244), (7, 474460), (10, 332122), (14, 237230), (20, 166061), (28, 118615), (35, 94892), (49, 67780), (70, 47446), (98, 33890), (140, 23723), (196, 16945), (245, 13556), (490, 6778), (980, 3389)]