339220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2423}}^1$

素因数の和:2439

約数の個数: 24

約数和(自身を含む): 814464

約数和(自身を除く): 475244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2423, 4846, 9692, 12115, 16961, 24230, 33922, 48460, 67844, 84805, 169610, 339220]

約数ペア:

[(1, 339220), (2, 169610), (4, 84805), (5, 67844), (7, 48460), (10, 33922), (14, 24230), (20, 16961), (28, 12115), (35, 9692), (70, 4846), (140, 2423)]