73800140

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{18731}}^1$

素因数の和:18937

約数の個数: 24

約数和(自身を含む): 155775312

約数和(自身を除く): 81975172

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 18731, 37462, 74924, 93655, 187310, 374620, 3690007, 7380014, 14760028, 18450035, 36900070, 73800140]

約数ペア:

[(1, 73800140), (2, 36900070), (4, 18450035), (5, 14760028), (10, 7380014), (20, 3690007), (197, 374620), (394, 187310), (788, 93655), (985, 74924), (1970, 37462), (3940, 18731)]