4005904

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{761}}^1$

素因数の和:823

約数の個数: 40

約数和(自身を含む): 9070848

約数和(自身を除く): 5064944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 94, 112, 188, 329, 376, 658, 752, 761, 1316, 1522, 2632, 3044, 5264, 5327, 6088, 10654, 12176, 21308, 35767, 42616, 71534, 85232, 143068, 250369, 286136, 500738, 572272, 1001476, 2002952, 4005904]

約数ペア:

[(1, 4005904), (2, 2002952), (4, 1001476), (7, 572272), (8, 500738), (14, 286136), (16, 250369), (28, 143068), (47, 85232), (56, 71534), (94, 42616), (112, 35767), (188, 21308), (329, 12176), (376, 10654), (658, 6088), (752, 5327), (761, 5264), (1316, 3044), (1522, 2632)]