16801620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{25457}}^1$

素因数の和:25480

約数の個数: 48

約数和(自身を含む): 51323328

約数和(自身を除く): 34521708

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, 25457, 50914, 76371, 101828, 127285, 152742, 254570, 280027, 305484, 381855, 509140, 560054, 763710, 840081, 1120108, 1400135, 1527420, 1680162, 2800270, 3360324, 4200405, 5600540, 8400810, 16801620]

約数ペア:

[(1, 16801620), (2, 8400810), (3, 5600540), (4, 4200405), (5, 3360324), (6, 2800270), (10, 1680162), (11, 1527420), (12, 1400135), (15, 1120108), (20, 840081), (22, 763710), (30, 560054), (33, 509140), (44, 381855), (55, 305484), (60, 280027), (66, 254570), (110, 152742), (132, 127285), (165, 101828), (220, 76371), (330, 50914), (660, 25457)]