2017221270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{261637}}^1$

素因数の和:261904

約数の個数: 32

約数和(自身を含む): 4860187488

約数和(自身を除く): 2842966218

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 257, 514, 771, 1285, 1542, 2570, 3855, 7710, 261637, 523274, 784911, 1308185, 1569822, 2616370, 3924555, 7849110, 67240709, 134481418, 201722127, 336203545, 403444254, 672407090, 1008610635, 2017221270]

約数ペア:

[(1, 2017221270), (2, 1008610635), (3, 672407090), (5, 403444254), (6, 336203545), (10, 201722127), (15, 134481418), (30, 67240709), (257, 7849110), (514, 3924555), (771, 2616370), (1285, 1569822), (1542, 1308185), (2570, 784911), (3855, 523274), (7710, 261637)]