40416404

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{23663}}^1$

素因数の和:23735

約数の個数: 24

約数和(自身を含む): 82161408

約数和(自身を除く): 41745004

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 23663, 47326, 94652, 165641, 331282, 662564, 1443443, 2886886, 5773772, 10104101, 20208202, 40416404]

約数ペア:

[(1, 40416404), (2, 20208202), (4, 10104101), (7, 5773772), (14, 2886886), (28, 1443443), (61, 662564), (122, 331282), (244, 165641), (427, 94652), (854, 47326), (1708, 23663)]