2019965245

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^2\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 2682586944

約数和(自身を除く): 662621699

約数列:

[1, 5, 17, 41, 67, 85, 205, 211, 335, 697, 1055, 1139, 1681, 2747, 3485, 3587, 5695, 8405, 8651, 13735, 14137, 17935, 28577, 43255, 46699, 70685, 112627, 142885, 147067, 233495, 240329, 354691, 563135, 579617, 735335, 1201645, 1773455, 1914659, 2898085, 6029747, 9573295, 9853489, 23764297, 30148735, 49267445, 118821485, 403993049, 2019965245]

約数ペア:

[(1, 2019965245), (5, 403993049), (17, 118821485), (41, 49267445), (67, 30148735), (85, 23764297), (205, 9853489), (211, 9573295), (335, 6029747), (697, 2898085), (1055, 1914659), (1139, 1773455), (1681, 1201645), (2747, 735335), (3485, 579617), (3587, 563135), (5695, 354691), (8405, 240329), (8651, 233495), (13735, 147067), (14137, 142885), (17935, 112627), (28577, 70685), (43255, 46699)]