520016

素因数分解:

$2^4\times 7^1\times {\mathrm{4643}}^1$

素因数の和:4658

約数の個数: 20

約数和(自身を含む): 1151712

約数和(自身を除く): 631696

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 4643, 9286, 18572, 32501, 37144, 65002, 74288, 130004, 260008, 520016]

約数ペア:

[(1, 520016), (2, 260008), (4, 130004), (7, 74288), (8, 65002), (14, 37144), (16, 32501), (28, 18572), (56, 9286), (112, 4643)]