140045248

素因数分解:

$2^6\times 7^1\times {\mathrm{312601}}^1$

素因数の和:312620

約数の個数: 28

約数和(自身を含む): 317603632

約数和(自身を除く): 177558384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 312601, 625202, 1250404, 2188207, 2500808, 4376414, 5001616, 8752828, 10003232, 17505656, 20006464, 35011312, 70022624, 140045248]

約数ペア:

[(1, 140045248), (2, 70022624), (4, 35011312), (7, 20006464), (8, 17505656), (14, 10003232), (16, 8752828), (28, 5001616), (32, 4376414), (56, 2500808), (64, 2188207), (112, 1250404), (224, 625202), (448, 312601)]