7156900820

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5040071}}^1$

素因数の和:5040151

約数の個数: 24

約数和(自身を含む): 15241177728

約数和(自身を除く): 8084276908

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 5040071, 10080142, 20160284, 25200355, 50400710, 100801420, 357845041, 715690082, 1431380164, 1789225205, 3578450410, 7156900820]

約数ペア:

[(1, 7156900820), (2, 3578450410), (4, 1789225205), (5, 1431380164), (10, 715690082), (20, 357845041), (71, 100801420), (142, 50400710), (284, 25200355), (355, 20160284), (710, 10080142), (1420, 5040071)]