40784470

素因数分解:

$2^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{18289}}^1$

素因数の和:18519

約数の個数: 16

約数和(自身を含む): 73745280

約数和(自身を除く): 32960810

約数列:

[1, 2, 5, 10, 223, 446, 1115, 2230, 18289, 36578, 91445, 182890, 4078447, 8156894, 20392235, 40784470]

約数ペア:

[(1, 40784470), (2, 20392235), (5, 8156894), (10, 4078447), (223, 182890), (446, 91445), (1115, 36578), (2230, 18289)]