19248040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{68743}}^1$

素因数の和:68761

約数の個数: 32

約数和(自身を含む): 49495680

約数和(自身を除く): 30247640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 68743, 137486, 274972, 343715, 481201, 549944, 687430, 962402, 1374860, 1924804, 2406005, 2749720, 3849608, 4812010, 9624020, 19248040]

約数ペア:

[(1, 19248040), (2, 9624020), (4, 4812010), (5, 3849608), (7, 2749720), (8, 2406005), (10, 1924804), (14, 1374860), (20, 962402), (28, 687430), (35, 549944), (40, 481201), (56, 343715), (70, 274972), (140, 137486), (280, 68743)]