8221620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{12457}}^1$

素因数の和:12480

約数の個数: 48

約数和(自身を含む): 25115328

約数和(自身を除く): 16893708

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 12457, 24914, 37371, 49828, 62285, 74742, 124570, 137027, 149484, 186855, 249140, 274054, 373710, 411081, 548108, 685135, 747420, 822162, 1370270, 1644324, 2055405, 2740540, 4110810, 8221620]

約数ペア:

[(1, 8221620), (2, 4110810), (3, 2740540), (4, 2055405), (5, 1644324), (6, 1370270), (10, 822162), (11, 747420), (12, 685135), (15, 548108), (20, 411081), (22, 373710), (30, 274054), (33, 249140), (44, 186855), (55, 149484), (60, 137027), (66, 124570), (110, 74742), (132, 62285), (165, 49828), (220, 37371), (330, 24914), (660, 12457)]