2878904

素因数分解:

$2^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{509}}^1$

素因数の和:623

約数の個数: 32

約数和(自身を含む): 6242400

約数和(自身を除く): 3363496

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 101, 202, 404, 509, 707, 808, 1018, 1414, 2036, 2828, 3563, 4072, 5656, 7126, 14252, 28504, 51409, 102818, 205636, 359863, 411272, 719726, 1439452, 2878904]

約数ペア:

[(1, 2878904), (2, 1439452), (4, 719726), (7, 411272), (8, 359863), (14, 205636), (28, 102818), (56, 51409), (101, 28504), (202, 14252), (404, 7126), (509, 5656), (707, 4072), (808, 3563), (1018, 2828), (1414, 2036)]