31280690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{19429}}^1$

素因数の和:19466

約数の個数: 32

約数和(自身を含む): 67150080

約数和(自身を除く): 35869390

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 19429, 38858, 97145, 136003, 194290, 272006, 446867, 680015, 893734, 1360030, 2234335, 3128069, 4468670, 6256138, 15640345, 31280690]

約数ペア:

[(1, 31280690), (2, 15640345), (5, 6256138), (7, 4468670), (10, 3128069), (14, 2234335), (23, 1360030), (35, 893734), (46, 680015), (70, 446867), (115, 272006), (161, 194290), (230, 136003), (322, 97145), (805, 38858), (1610, 19429)]