386994.0000000

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{64853}}^1$

素因数の和:64869

約数の個数: 24

約数和(自身を含む): 21790944

約数和(自身を除く): 12711524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 64853, 129706, 259412, 324265, 453971, 648530, 907942, 1297060, 1815884, 2269855, 4539710, 9079420]

約数ペア:

[(1, 9079420), (2, 4539710), (4, 2269855), (5, 1815884), (7, 1297060), (10, 907942), (14, 648530), (20, 453971), (28, 324265), (35, 259412), (70, 129706), (140, 64853)]