202144420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{2939}}^1$

素因数の和:3148

約数の個数: 48

約数和(自身を含む): 449467200

約数和(自身を除く): 247322780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 181, 190, 362, 380, 724, 905, 1810, 2939, 3439, 3620, 5878, 6878, 11756, 13756, 14695, 17195, 29390, 34390, 55841, 58780, 68780, 111682, 223364, 279205, 531959, 558410, 1063918, 1116820, 2127836, 2659795, 5319590, 10107221, 10639180, 20214442, 40428884, 50536105, 101072210, 202144420]

約数ペア:

[(1, 202144420), (2, 101072210), (4, 50536105), (5, 40428884), (10, 20214442), (19, 10639180), (20, 10107221), (38, 5319590), (76, 2659795), (95, 2127836), (181, 1116820), (190, 1063918), (362, 558410), (380, 531959), (724, 279205), (905, 223364), (1810, 111682), (2939, 68780), (3439, 58780), (3620, 55841), (5878, 34390), (6878, 29390), (11756, 17195), (13756, 14695)]