137260280

素因数分解:

$2^3\times 5^1\times {\mathrm{3431507}}^1$

素因数の和:3431518

約数の個数: 16

約数和(自身を含む): 308835720

約数和(自身を除く): 171575440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3431507, 6863014, 13726028, 17157535, 27452056, 34315070, 68630140, 137260280]

約数ペア:

[(1, 137260280), (2, 68630140), (4, 34315070), (5, 27452056), (8, 17157535), (10, 13726028), (20, 6863014), (40, 3431507)]