390574070

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{20353}}^1$

素因数の和:20480

約数の個数: 32

約数和(自身を含む): 747398880

約数和(自身を除く): 356824810

約数列:

[1, 2, 5, 10, 19, 38, 95, 101, 190, 202, 505, 1010, 1919, 3838, 9595, 19190, 20353, 40706, 101765, 203530, 386707, 773414, 1933535, 2055653, 3867070, 4111306, 10278265, 20556530, 39057407, 78114814, 195287035, 390574070]

約数ペア:

[(1, 390574070), (2, 195287035), (5, 78114814), (10, 39057407), (19, 20556530), (38, 10278265), (95, 4111306), (101, 3867070), (190, 2055653), (202, 1933535), (505, 773414), (1010, 386707), (1919, 203530), (3838, 101765), (9595, 40706), (19190, 20353)]