71092120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{161573}}^1$

素因数の和:161595

約数の個数: 32

約数和(自身を含む): 174499920

約数和(自身を除く): 103407800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 161573, 323146, 646292, 807865, 1292584, 1615730, 1777303, 3231460, 3554606, 6462920, 7109212, 8886515, 14218424, 17773030, 35546060, 71092120]

約数ペア:

[(1, 71092120), (2, 35546060), (4, 17773030), (5, 14218424), (8, 8886515), (10, 7109212), (11, 6462920), (20, 3554606), (22, 3231460), (40, 1777303), (44, 1615730), (55, 1292584), (88, 807865), (110, 646292), (220, 323146), (440, 161573)]