9081700

素因数分解:

$2^2\times 5^2\times {\mathrm{197}}^1\times {\mathrm{461}}^1$

素因数の和:672

約数の個数: 36

約数和(自身を含む): 19850292

約数和(自身を除く): 10768592

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 197, 394, 461, 788, 922, 985, 1844, 1970, 2305, 3940, 4610, 4925, 9220, 9850, 11525, 19700, 23050, 46100, 90817, 181634, 363268, 454085, 908170, 1816340, 2270425, 4540850, 9081700]

約数ペア:

[(1, 9081700), (2, 4540850), (4, 2270425), (5, 1816340), (10, 908170), (20, 454085), (25, 363268), (50, 181634), (100, 90817), (197, 46100), (394, 23050), (461, 19700), (788, 11525), (922, 9850), (985, 9220), (1844, 4925), (1970, 4610), (2305, 3940)]