13290020

素因数分解:

$2^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{1193}}^1$

素因数の和:1759

約数の個数: 24

約数和(自身を含む): 27982584

約数和(自身を除く): 14692564

約数列:

[1, 2, 4, 5, 10, 20, 557, 1114, 1193, 2228, 2386, 2785, 4772, 5570, 5965, 11140, 11930, 23860, 664501, 1329002, 2658004, 3322505, 6645010, 13290020]

約数ペア:

[(1, 13290020), (2, 6645010), (4, 3322505), (5, 2658004), (10, 1329002), (20, 664501), (557, 23860), (1114, 11930), (1193, 11140), (2228, 5965), (2386, 5570), (2785, 4772)]