72600870040

素因数分解:

$2^3\times 5^1\times {\mathrm{1307}}^1\times {\mathrm{1388693}}^1$

素因数の和:1390011

約数の個数: 32

約数和(自身を含む): 163477057680

約数和(自身を除く): 90876187640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1307, 2614, 5228, 6535, 10456, 13070, 26140, 52280, 1388693, 2777386, 5554772, 6943465, 11109544, 13886930, 27773860, 55547720, 1815021751, 3630043502, 7260087004, 9075108755, 14520174008, 18150217510, 36300435020, 72600870040]

約数ペア:

[(1, 72600870040), (2, 36300435020), (4, 18150217510), (5, 14520174008), (8, 9075108755), (10, 7260087004), (20, 3630043502), (40, 1815021751), (1307, 55547720), (2614, 27773860), (5228, 13886930), (6535, 11109544), (10456, 6943465), (13070, 5554772), (26140, 2777386), (52280, 1388693)]