47993140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{937}}^1$

素因数の和:1156

約数の個数: 48

約数和(自身を含む): 109205712

約数和(自身を除く): 61212572

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 197, 260, 394, 788, 937, 985, 1874, 1970, 2561, 3748, 3940, 4685, 5122, 9370, 10244, 12181, 12805, 18740, 24362, 25610, 48724, 51220, 60905, 121810, 184589, 243620, 369178, 738356, 922945, 1845890, 2399657, 3691780, 4799314, 9598628, 11998285, 23996570, 47993140]

約数ペア:

[(1, 47993140), (2, 23996570), (4, 11998285), (5, 9598628), (10, 4799314), (13, 3691780), (20, 2399657), (26, 1845890), (52, 922945), (65, 738356), (130, 369178), (197, 243620), (260, 184589), (394, 121810), (788, 60905), (937, 51220), (985, 48724), (1874, 25610), (1970, 24362), (2561, 18740), (3748, 12805), (3940, 12181), (4685, 10244), (5122, 9370)]