539730040

素因数分解:

$2^3\times 5^1\times {\mathrm{13493251}}^1$

素因数の和:13493262

約数の個数: 16

約数和(自身を含む): 1214392680

約数和(自身を除く): 674662640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 13493251, 26986502, 53973004, 67466255, 107946008, 134932510, 269865020, 539730040]

約数ペア:

[(1, 539730040), (2, 269865020), (4, 134932510), (5, 107946008), (8, 67466255), (10, 53973004), (20, 26986502), (40, 13493251)]