84963220

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{42061}}^1$

素因数の和:42171

約数の個数: 24

約数和(自身を含む): 180193608

約数和(自身を除く): 95230388

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 42061, 84122, 168244, 210305, 420610, 841220, 4248161, 8496322, 16992644, 21240805, 42481610, 84963220]

約数ペア:

[(1, 84963220), (2, 42481610), (4, 21240805), (5, 16992644), (10, 8496322), (20, 4248161), (101, 841220), (202, 420610), (404, 210305), (505, 168244), (1010, 84122), (2020, 42061)]