23242120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{523}}^1$

素因数の和:646

約数の個数: 64

約数和(自身を含む): 57723840

約数和(自身を除く): 34481720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 101, 110, 202, 220, 404, 440, 505, 523, 808, 1010, 1046, 1111, 2020, 2092, 2222, 2615, 4040, 4184, 4444, 5230, 5555, 5753, 8888, 10460, 11110, 11506, 20920, 22220, 23012, 28765, 44440, 46024, 52823, 57530, 105646, 115060, 211292, 230120, 264115, 422584, 528230, 581053, 1056460, 1162106, 2112920, 2324212, 2905265, 4648424, 5810530, 11621060, 23242120]

約数ペア:

[(1, 23242120), (2, 11621060), (4, 5810530), (5, 4648424), (8, 2905265), (10, 2324212), (11, 2112920), (20, 1162106), (22, 1056460), (40, 581053), (44, 528230), (55, 422584), (88, 264115), (101, 230120), (110, 211292), (202, 115060), (220, 105646), (404, 57530), (440, 52823), (505, 46024), (523, 44440), (808, 28765), (1010, 23012), (1046, 22220), (1111, 20920), (2020, 11506), (2092, 11110), (2222, 10460), (2615, 8888), (4040, 5753), (4184, 5555), (4444, 5230)]