74480840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{266003}}^1$

素因数の和:266021

約数の個数: 32

約数和(自身を含む): 191522880

約数和(自身を除く): 117042040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 266003, 532006, 1064012, 1330015, 1862021, 2128024, 2660030, 3724042, 5320060, 7448084, 9310105, 10640120, 14896168, 18620210, 37240420, 74480840]

約数ペア:

[(1, 74480840), (2, 37240420), (4, 18620210), (5, 14896168), (7, 10640120), (8, 9310105), (10, 7448084), (14, 5320060), (20, 3724042), (28, 2660030), (35, 2128024), (40, 1862021), (56, 1330015), (70, 1064012), (140, 532006), (280, 266003)]