31985690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2879}}^1$

素因数の和:2998

約数の個数: 32

約数和(自身を含む): 63452160

約数和(自身を除く): 31466470

約数列:

[1, 2, 5, 10, 11, 22, 55, 101, 110, 202, 505, 1010, 1111, 2222, 2879, 5555, 5758, 11110, 14395, 28790, 31669, 63338, 158345, 290779, 316690, 581558, 1453895, 2907790, 3198569, 6397138, 15992845, 31985690]

約数ペア:

[(1, 31985690), (2, 15992845), (5, 6397138), (10, 3198569), (11, 2907790), (22, 1453895), (55, 581558), (101, 316690), (110, 290779), (202, 158345), (505, 63338), (1010, 31669), (1111, 28790), (2222, 14395), (2879, 11110), (5555, 5758)]