2020138285

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{307}}^1\times {\mathrm{661}}^1$

素因数の和:1165

約数の個数: 32

約数和(自身を含む): 2671853184

約数和(自身を除く): 651714899

約数列:

[1, 5, 11, 55, 181, 307, 661, 905, 1535, 1991, 3305, 3377, 7271, 9955, 16885, 36355, 55567, 119641, 202927, 277835, 598205, 611237, 1014635, 1316051, 2232197, 3056185, 6580255, 11160985, 36729787, 183648935, 404027657, 2020138285]

約数ペア:

[(1, 2020138285), (5, 404027657), (11, 183648935), (55, 36729787), (181, 11160985), (307, 6580255), (661, 3056185), (905, 2232197), (1535, 1316051), (1991, 1014635), (3305, 611237), (3377, 598205), (7271, 277835), (9955, 202927), (16885, 119641), (36355, 55567)]