1921000540

素因数分解:

$2^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{346751}}^1$

素因数の和:347037

約数の個数: 24

約数和(自身を含む): 4048676352

約数和(自身を除く): 2127675812

約数列:

[1, 2, 4, 5, 10, 20, 277, 554, 1108, 1385, 2770, 5540, 346751, 693502, 1387004, 1733755, 3467510, 6935020, 96050027, 192100054, 384200108, 480250135, 960500270, 1921000540]

約数ペア:

[(1, 1921000540), (2, 960500270), (4, 480250135), (5, 384200108), (10, 192100054), (20, 96050027), (277, 6935020), (554, 3467510), (1108, 1733755), (1385, 1387004), (2770, 693502), (5540, 346751)]