2023872020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{54907}}^1$

素因数の和:55032

約数の個数: 48

約数和(自身を含む): 4520026560

約数和(自身を除く): 2496154540

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 97, 190, 194, 380, 388, 485, 970, 1843, 1940, 3686, 7372, 9215, 18430, 36860, 54907, 109814, 219628, 274535, 549070, 1043233, 1098140, 2086466, 4172932, 5216165, 5325979, 10432330, 10651958, 20864660, 21303916, 26629895, 53259790, 101193601, 106519580, 202387202, 404774404, 505968005, 1011936010, 2023872020]

約数ペア:

[(1, 2023872020), (2, 1011936010), (4, 505968005), (5, 404774404), (10, 202387202), (19, 106519580), (20, 101193601), (38, 53259790), (76, 26629895), (95, 21303916), (97, 20864660), (190, 10651958), (194, 10432330), (380, 5325979), (388, 5216165), (485, 4172932), (970, 2086466), (1843, 1098140), (1940, 1043233), (3686, 549070), (7372, 274535), (9215, 219628), (18430, 109814), (36860, 54907)]