69441020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{719}}^1$

素因数の和:1178

約数の個数: 48

約数和(自身を含む): 159667200

約数和(自身を除く): 90226180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 439, 719, 878, 1438, 1756, 2195, 2876, 3595, 4390, 4829, 7190, 7909, 8780, 9658, 14380, 15818, 19316, 24145, 31636, 39545, 48290, 79090, 96580, 158180, 315641, 631282, 1262564, 1578205, 3156410, 3472051, 6312820, 6944102, 13888204, 17360255, 34720510, 69441020]

約数ペア:

[(1, 69441020), (2, 34720510), (4, 17360255), (5, 13888204), (10, 6944102), (11, 6312820), (20, 3472051), (22, 3156410), (44, 1578205), (55, 1262564), (110, 631282), (220, 315641), (439, 158180), (719, 96580), (878, 79090), (1438, 48290), (1756, 39545), (2195, 31636), (2876, 24145), (3595, 19316), (4390, 15818), (4829, 14380), (7190, 9658), (7909, 8780)]