875380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 2104704

約数和(自身を除く): 1229324

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 173, 220, 230, 253, 346, 460, 506, 692, 865, 1012, 1265, 1730, 1903, 2530, 3460, 3806, 3979, 5060, 7612, 7958, 9515, 15916, 19030, 19895, 38060, 39790, 43769, 79580, 87538, 175076, 218845, 437690, 875380]

約数ペア:

[(1, 875380), (2, 437690), (4, 218845), (5, 175076), (10, 87538), (11, 79580), (20, 43769), (22, 39790), (23, 38060), (44, 19895), (46, 19030), (55, 15916), (92, 9515), (110, 7958), (115, 7612), (173, 5060), (220, 3979), (230, 3806), (253, 3460), (346, 2530), (460, 1903), (506, 1730), (692, 1265), (865, 1012)]