2000805915

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{35447}}^1$

素因数の和:35579

約数の個数: 32

約数和(自身を含む): 3307723776

約数和(自身を除く): 1306917861

約数列:

[1, 3, 5, 15, 53, 71, 159, 213, 265, 355, 795, 1065, 3763, 11289, 18815, 35447, 56445, 106341, 177235, 531705, 1878691, 2516737, 5636073, 7550211, 9393455, 12583685, 28180365, 37751055, 133387061, 400161183, 666935305, 2000805915]

約数ペア:

[(1, 2000805915), (3, 666935305), (5, 400161183), (15, 133387061), (53, 37751055), (71, 28180365), (159, 12583685), (213, 9393455), (265, 7550211), (355, 5636073), (795, 2516737), (1065, 1878691), (3763, 531705), (11289, 177235), (18815, 106341), (35447, 56445)]