56823580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{1493}}^1$

素因数の和:1686

約数の個数: 48

約数和(自身を含む): 131017824

約数和(自身を除く): 74194244

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 173, 220, 346, 692, 865, 1493, 1730, 1903, 2986, 3460, 3806, 5972, 7465, 7612, 9515, 14930, 16423, 19030, 29860, 32846, 38060, 65692, 82115, 164230, 258289, 328460, 516578, 1033156, 1291445, 2582890, 2841179, 5165780, 5682358, 11364716, 14205895, 28411790, 56823580]

約数ペア:

[(1, 56823580), (2, 28411790), (4, 14205895), (5, 11364716), (10, 5682358), (11, 5165780), (20, 2841179), (22, 2582890), (44, 1291445), (55, 1033156), (110, 516578), (173, 328460), (220, 258289), (346, 164230), (692, 82115), (865, 65692), (1493, 38060), (1730, 32846), (1903, 29860), (2986, 19030), (3460, 16423), (3806, 14930), (5972, 9515), (7465, 7612)]