40874896

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{18379}}^1$

素因数の和:18526

約数の個数: 20

約数和(自身を含む): 79769200

約数和(自身を除く): 38894304

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 18379, 36758, 73516, 147032, 294064, 2554681, 5109362, 10218724, 20437448, 40874896]

約数ペア:

[(1, 40874896), (2, 20437448), (4, 10218724), (8, 5109362), (16, 2554681), (139, 294064), (278, 147032), (556, 73516), (1112, 36758), (2224, 18379)]