6480380

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1453}}^1$

素因数の和:1685

約数の個数: 24

約数和(自身を含む): 13679232

約数和(自身を除く): 7198852

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 1453, 2230, 2906, 4460, 5812, 7265, 14530, 29060, 324019, 648038, 1296076, 1620095, 3240190, 6480380]

約数ペア:

[(1, 6480380), (2, 3240190), (4, 1620095), (5, 1296076), (10, 648038), (20, 324019), (223, 29060), (446, 14530), (892, 7265), (1115, 5812), (1453, 4460), (2230, 2906)]