199776430

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{407707}}^1$

素因数の和:407728

約数の個数: 24

約数和(自身を含む): 418308408

約数和(自身を除く): 218531978

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 407707, 815414, 2038535, 2853949, 4077070, 5707898, 14269745, 19977643, 28539490, 39955286, 99888215, 199776430]

約数ペア:

[(1, 199776430), (2, 99888215), (5, 39955286), (7, 28539490), (10, 19977643), (14, 14269745), (35, 5707898), (49, 4077070), (70, 2853949), (98, 2038535), (245, 815414), (490, 407707)]