202830920

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{64187}}^1$

素因数の和:64277

約数の個数: 32

約数和(自身を含む): 462153600

約数和(自身を除く): 259322680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 64187, 128374, 256748, 320935, 513496, 641870, 1283740, 2567480, 5070773, 10141546, 20283092, 25353865, 40566184, 50707730, 101415460, 202830920]

約数ペア:

[(1, 202830920), (2, 101415460), (4, 50707730), (5, 40566184), (8, 25353865), (10, 20283092), (20, 10141546), (40, 5070773), (79, 2567480), (158, 1283740), (316, 641870), (395, 513496), (632, 320935), (790, 256748), (1580, 128374), (3160, 64187)]