2255408090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1334561}}^1$

素因数の和:1334594

約数の個数: 24

約数和(自身を含む): 4396047228

約数和(自身を除く): 2140639138

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 1334561, 2669122, 6672805, 13345610, 17349293, 34698586, 86746465, 173492930, 225540809, 451081618, 1127704045, 2255408090]

約数ペア:

[(1, 2255408090), (2, 1127704045), (5, 451081618), (10, 225540809), (13, 173492930), (26, 86746465), (65, 34698586), (130, 17349293), (169, 13345610), (338, 6672805), (845, 2669122), (1690, 1334561)]