55192390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{1999}}^1$

素因数の和:2268

約数の個数: 32

約数和(自身を含む): 108864000

約数和(自身を除く): 53671610

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 251, 502, 1255, 1999, 2510, 2761, 3998, 5522, 9995, 13805, 19990, 21989, 27610, 43978, 109945, 219890, 501749, 1003498, 2508745, 5017490, 5519239, 11038478, 27596195, 55192390]

約数ペア:

[(1, 55192390), (2, 27596195), (5, 11038478), (10, 5519239), (11, 5017490), (22, 2508745), (55, 1003498), (110, 501749), (251, 219890), (502, 109945), (1255, 43978), (1999, 27610), (2510, 21989), (2761, 19990), (3998, 13805), (5522, 9995)]