42448840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{151603}}^1$

素因数の和:151621

約数の個数: 32

約数和(自身を含む): 109154880

約数和(自身を除く): 66706040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 151603, 303206, 606412, 758015, 1061221, 1212824, 1516030, 2122442, 3032060, 4244884, 5306105, 6064120, 8489768, 10612210, 21224420, 42448840]

約数ペア:

[(1, 42448840), (2, 21224420), (4, 10612210), (5, 8489768), (7, 6064120), (8, 5306105), (10, 4244884), (14, 3032060), (20, 2122442), (28, 1516030), (35, 1212824), (40, 1061221), (56, 758015), (70, 606412), (140, 303206), (280, 151603)]