67803940

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{373}}^1$

素因数の和:592

約数の個数: 48

約数和(自身を含む): 146084400

約数和(自身を除く): 78280460

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 149, 244, 298, 305, 373, 596, 610, 745, 746, 1220, 1490, 1492, 1865, 2980, 3730, 7460, 9089, 18178, 22753, 36356, 45445, 45506, 55577, 90890, 91012, 111154, 113765, 181780, 222308, 227530, 277885, 455060, 555770, 1111540, 3390197, 6780394, 13560788, 16950985, 33901970, 67803940]

約数ペア:

[(1, 67803940), (2, 33901970), (4, 16950985), (5, 13560788), (10, 6780394), (20, 3390197), (61, 1111540), (122, 555770), (149, 455060), (244, 277885), (298, 227530), (305, 222308), (373, 181780), (596, 113765), (610, 111154), (745, 91012), (746, 90890), (1220, 55577), (1490, 45506), (1492, 45445), (1865, 36356), (2980, 22753), (3730, 18178), (7460, 9089)]