561606910

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1\times {\mathrm{2029}}^1$

素因数の和:2436

約数の個数: 32

約数和(自身を含む): 1026043200

約数和(自身を除く): 464436290

約数列:

[1, 2, 5, 10, 89, 178, 311, 445, 622, 890, 1555, 2029, 3110, 4058, 10145, 20290, 27679, 55358, 138395, 180581, 276790, 361162, 631019, 902905, 1262038, 1805810, 3155095, 6310190, 56160691, 112321382, 280803455, 561606910]

約数ペア:

[(1, 561606910), (2, 280803455), (5, 112321382), (10, 56160691), (89, 6310190), (178, 3155095), (311, 1805810), (445, 1262038), (622, 902905), (890, 631019), (1555, 361162), (2029, 276790), (3110, 180581), (4058, 138395), (10145, 55358), (20290, 27679)]