7121620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{32371}}^1$

素因数の和:32391

約数の個数: 24

約数和(自身を含む): 16315488

約数和(自身を除く): 9193868

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 32371, 64742, 129484, 161855, 323710, 356081, 647420, 712162, 1424324, 1780405, 3560810, 7121620]

約数ペア:

[(1, 7121620), (2, 3560810), (4, 1780405), (5, 1424324), (10, 712162), (11, 647420), (20, 356081), (22, 323710), (44, 161855), (55, 129484), (110, 64742), (220, 32371)]