239169020

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1\times {\mathrm{1091}}^1$

素因数の和:1310

約数の個数: 48

約数和(自身を含む): 512392608

約数和(自身を除く): 273223588

約数列:

[1, 2, 4, 5, 10, 20, 97, 113, 194, 226, 388, 452, 485, 565, 970, 1091, 1130, 1940, 2182, 2260, 4364, 5455, 10910, 10961, 21820, 21922, 43844, 54805, 105827, 109610, 123283, 211654, 219220, 246566, 423308, 493132, 529135, 616415, 1058270, 1232830, 2116540, 2465660, 11958451, 23916902, 47833804, 59792255, 119584510, 239169020]

約数ペア:

[(1, 239169020), (2, 119584510), (4, 59792255), (5, 47833804), (10, 23916902), (20, 11958451), (97, 2465660), (113, 2116540), (194, 1232830), (226, 1058270), (388, 616415), (452, 529135), (485, 493132), (565, 423308), (970, 246566), (1091, 219220), (1130, 211654), (1940, 123283), (2182, 109610), (2260, 105827), (4364, 54805), (5455, 43844), (10910, 21922), (10961, 21820)]