2446220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 5963328

約数和(自身を除く): 3517108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 173, 202, 346, 404, 505, 692, 707, 865, 1010, 1211, 1414, 1730, 2020, 2422, 2828, 3460, 3535, 4844, 6055, 7070, 12110, 14140, 17473, 24220, 34946, 69892, 87365, 122311, 174730, 244622, 349460, 489244, 611555, 1223110, 2446220]

約数ペア:

[(1, 2446220), (2, 1223110), (4, 611555), (5, 489244), (7, 349460), (10, 244622), (14, 174730), (20, 122311), (28, 87365), (35, 69892), (70, 34946), (101, 24220), (140, 17473), (173, 14140), (202, 12110), (346, 7070), (404, 6055), (505, 4844), (692, 3535), (707, 3460), (865, 2828), (1010, 2422), (1211, 2020), (1414, 1730)]