7210420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{51503}}^1$

素因数の和:51519

約数の個数: 24

約数和(自身を含む): 17305344

約数和(自身を除く): 10094924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 51503, 103006, 206012, 257515, 360521, 515030, 721042, 1030060, 1442084, 1802605, 3605210, 7210420]

約数ペア:

[(1, 7210420), (2, 3605210), (4, 1802605), (5, 1442084), (7, 1030060), (10, 721042), (14, 515030), (20, 360521), (28, 257515), (35, 206012), (70, 103006), (140, 51503)]