74154040

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{30391}}^1$

素因数の和:30463

約数の個数: 32

約数和(自身を含む): 169587360

約数和(自身を除く): 95433320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 30391, 60782, 121564, 151955, 243128, 303910, 607820, 1215640, 1853851, 3707702, 7415404, 9269255, 14830808, 18538510, 37077020, 74154040]

約数ペア:

[(1, 74154040), (2, 37077020), (4, 18538510), (5, 14830808), (8, 9269255), (10, 7415404), (20, 3707702), (40, 1853851), (61, 1215640), (122, 607820), (244, 303910), (305, 243128), (488, 151955), (610, 121564), (1220, 60782), (2440, 30391)]