27280520

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{6257}}^1$

素因数の和:6377

約数の個数: 32

約数和(自身を含む): 61954200

約数和(自身を除く): 34673680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 6257, 12514, 25028, 31285, 50056, 62570, 125140, 250280, 682013, 1364026, 2728052, 3410065, 5456104, 6820130, 13640260, 27280520]

約数ペア:

[(1, 27280520), (2, 13640260), (4, 6820130), (5, 5456104), (8, 3410065), (10, 2728052), (20, 1364026), (40, 682013), (109, 250280), (218, 125140), (436, 62570), (545, 50056), (872, 31285), (1090, 25028), (2180, 12514), (4360, 6257)]