40720455

素因数分解:

$3^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{2819}}^1$

素因数の和:2940

約数の個数: 32

約数和(自身を含む): 73094400

約数和(自身を除く): 32373945

約数列:

[1, 3, 5, 9, 15, 27, 45, 107, 135, 321, 535, 963, 1605, 2819, 2889, 4815, 8457, 14095, 14445, 25371, 42285, 76113, 126855, 301633, 380565, 904899, 1508165, 2714697, 4524495, 8144091, 13573485, 40720455]

約数ペア:

[(1, 40720455), (3, 13573485), (5, 8144091), (9, 4524495), (15, 2714697), (27, 1508165), (45, 904899), (107, 380565), (135, 301633), (321, 126855), (535, 76113), (963, 42285), (1605, 25371), (2819, 14445), (2889, 14095), (4815, 8457)]