219091160

素因数分解:

$2^3\times 5^1\times {\mathrm{5477279}}^1$

素因数の和:5477290

約数の個数: 16

約数和(自身を含む): 492955200

約数和(自身を除く): 273864040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5477279, 10954558, 21909116, 27386395, 43818232, 54772790, 109545580, 219091160]

約数ペア:

[(1, 219091160), (2, 109545580), (4, 54772790), (5, 43818232), (8, 27386395), (10, 21909116), (20, 10954558), (40, 5477279)]