203908970

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1\times {\mathrm{1499}}^1$

素因数の和:1790

約数の個数: 32

約数和(自身を含む): 374976000

約数和(自身を除く): 171067030

約数列:

[1, 2, 5, 10, 61, 122, 223, 305, 446, 610, 1115, 1499, 2230, 2998, 7495, 13603, 14990, 27206, 68015, 91439, 136030, 182878, 334277, 457195, 668554, 914390, 1671385, 3342770, 20390897, 40781794, 101954485, 203908970]

約数ペア:

[(1, 203908970), (2, 101954485), (5, 40781794), (10, 20390897), (61, 3342770), (122, 1671385), (223, 914390), (305, 668554), (446, 457195), (610, 334277), (1115, 182878), (1499, 136030), (2230, 91439), (2998, 68015), (7495, 27206), (13603, 14990)]