201117220

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{67489}}^1$

素因数の和:67647

約数の個数: 24

約数和(自身を含む): 425187000

約数和(自身を除く): 224069780

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 67489, 134978, 269956, 337445, 674890, 1349780, 10055861, 20111722, 40223444, 50279305, 100558610, 201117220]

約数ペア:

[(1, 201117220), (2, 100558610), (4, 50279305), (5, 40223444), (10, 20111722), (20, 10055861), (149, 1349780), (298, 674890), (596, 337445), (745, 269956), (1490, 134978), (2980, 67489)]