202308940

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{1193}}^1$

素因数の和:1402

約数の個数: 48

約数和(自身を含む): 435284640

約数和(自身を除く): 232975700

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 139, 244, 278, 305, 556, 610, 695, 1193, 1220, 1390, 2386, 2780, 4772, 5965, 8479, 11930, 16958, 23860, 33916, 42395, 72773, 84790, 145546, 165827, 169580, 291092, 331654, 363865, 663308, 727730, 829135, 1455460, 1658270, 3316540, 10115447, 20230894, 40461788, 50577235, 101154470, 202308940]

約数ペア:

[(1, 202308940), (2, 101154470), (4, 50577235), (5, 40461788), (10, 20230894), (20, 10115447), (61, 3316540), (122, 1658270), (139, 1455460), (244, 829135), (278, 727730), (305, 663308), (556, 363865), (610, 331654), (695, 291092), (1193, 169580), (1220, 165827), (1390, 145546), (2386, 84790), (2780, 72773), (4772, 42395), (5965, 33916), (8479, 23860), (11930, 16958)]