2150390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{173}}^1$

素因数の和:304

約数の個数: 32

約数和(自身を含む): 4284576

約数和(自身を除く): 2134186

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 113, 173, 226, 346, 565, 865, 1130, 1243, 1730, 1903, 2486, 3806, 6215, 9515, 12430, 19030, 19549, 39098, 97745, 195490, 215039, 430078, 1075195, 2150390]

約数ペア:

[(1, 2150390), (2, 1075195), (5, 430078), (10, 215039), (11, 195490), (22, 97745), (55, 39098), (110, 19549), (113, 19030), (173, 12430), (226, 9515), (346, 6215), (565, 3806), (865, 2486), (1130, 1903), (1243, 1730)]