27731690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2011}}^1$

素因数の和:2222

約数の個数: 32

約数和(自身を含む): 57366144

約数和(自身を除く): 29634454

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 197, 394, 985, 1379, 1970, 2011, 2758, 4022, 6895, 10055, 13790, 14077, 20110, 28154, 70385, 140770, 396167, 792334, 1980835, 2773169, 3961670, 5546338, 13865845, 27731690]

約数ペア:

[(1, 27731690), (2, 13865845), (5, 5546338), (7, 3961670), (10, 2773169), (14, 1980835), (35, 792334), (70, 396167), (197, 140770), (394, 70385), (985, 28154), (1379, 20110), (1970, 14077), (2011, 13790), (2758, 10055), (4022, 6895)]