39808664

素因数分解:

$2^3\times 7^1\times {\mathrm{641}}^1\times {\mathrm{1109}}^1$

素因数の和:1763

約数の個数: 32

約数和(自身を含む): 85514400

約数和(自身を除く): 45705736

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 641, 1109, 1282, 2218, 2564, 4436, 4487, 5128, 7763, 8872, 8974, 15526, 17948, 31052, 35896, 62104, 710869, 1421738, 2843476, 4976083, 5686952, 9952166, 19904332, 39808664]

約数ペア:

[(1, 39808664), (2, 19904332), (4, 9952166), (7, 5686952), (8, 4976083), (14, 2843476), (28, 1421738), (56, 710869), (641, 62104), (1109, 35896), (1282, 31052), (2218, 17948), (2564, 15526), (4436, 8974), (4487, 8872), (5128, 7763)]