2422280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:270

約数の個数: 64

約数和(自身を含む): 6410880

約数和(自身を除く): 3988600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 211, 280, 287, 328, 410, 422, 574, 820, 844, 1055, 1148, 1435, 1477, 1640, 1688, 2110, 2296, 2870, 2954, 4220, 5740, 5908, 7385, 8440, 8651, 11480, 11816, 14770, 17302, 29540, 34604, 43255, 59080, 60557, 69208, 86510, 121114, 173020, 242228, 302785, 346040, 484456, 605570, 1211140, 2422280]

約数ペア:

[(1, 2422280), (2, 1211140), (4, 605570), (5, 484456), (7, 346040), (8, 302785), (10, 242228), (14, 173020), (20, 121114), (28, 86510), (35, 69208), (40, 60557), (41, 59080), (56, 43255), (70, 34604), (82, 29540), (140, 17302), (164, 14770), (205, 11816), (211, 11480), (280, 8651), (287, 8440), (328, 7385), (410, 5908), (422, 5740), (574, 4220), (820, 2954), (844, 2870), (1055, 2296), (1148, 2110), (1435, 1688), (1477, 1640)]