240590420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1718503}}^1$

素因数の和:1718519

約数の個数: 24

約数和(自身を含む): 577417344

約数和(自身を除く): 336826924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1718503, 3437006, 6874012, 8592515, 12029521, 17185030, 24059042, 34370060, 48118084, 60147605, 120295210, 240590420]

約数ペア:

[(1, 240590420), (2, 120295210), (4, 60147605), (5, 48118084), (7, 34370060), (10, 24059042), (14, 17185030), (20, 12029521), (28, 8592515), (35, 6874012), (70, 3437006), (140, 1718503)]