20540580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{342343}}^1$

素因数の和:342355

約数の個数: 24

約数和(自身を含む): 57513792

約数和(自身を除く): 36973212

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 342343, 684686, 1027029, 1369372, 1711715, 2054058, 3423430, 4108116, 5135145, 6846860, 10270290, 20540580]

約数ペア:

[(1, 20540580), (2, 10270290), (3, 6846860), (4, 5135145), (5, 4108116), (6, 3423430), (10, 2054058), (12, 1711715), (15, 1369372), (20, 1027029), (30, 684686), (60, 342343)]