39807376

素因数分解:

$2^4\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2557}}^1$

素因数の和:2711

約数の個数: 40

約数和(自身を含む): 88813760

約数和(自身を除く): 49006384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 139, 278, 556, 973, 1112, 1946, 2224, 2557, 3892, 5114, 7784, 10228, 15568, 17899, 20456, 35798, 40912, 71596, 143192, 286384, 355423, 710846, 1421692, 2487961, 2843384, 4975922, 5686768, 9951844, 19903688, 39807376]

約数ペア:

[(1, 39807376), (2, 19903688), (4, 9951844), (7, 5686768), (8, 4975922), (14, 2843384), (16, 2487961), (28, 1421692), (56, 710846), (112, 355423), (139, 286384), (278, 143192), (556, 71596), (973, 40912), (1112, 35798), (1946, 20456), (2224, 17899), (2557, 15568), (3892, 10228), (5114, 7784)]