4927218340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{221747}}^1$

素因数の和:221868

約数の個数: 48

約数和(自身を含む): 11399621184

約数和(自身を除く): 6472402844

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 101, 110, 202, 220, 404, 505, 1010, 1111, 2020, 2222, 4444, 5555, 11110, 22220, 221747, 443494, 886988, 1108735, 2217470, 2439217, 4434940, 4878434, 9756868, 12196085, 22396447, 24392170, 44792894, 48784340, 89585788, 111982235, 223964470, 246360917, 447928940, 492721834, 985443668, 1231804585, 2463609170, 4927218340]

約数ペア:

[(1, 4927218340), (2, 2463609170), (4, 1231804585), (5, 985443668), (10, 492721834), (11, 447928940), (20, 246360917), (22, 223964470), (44, 111982235), (55, 89585788), (101, 48784340), (110, 44792894), (202, 24392170), (220, 22396447), (404, 12196085), (505, 9756868), (1010, 4878434), (1111, 4434940), (2020, 2439217), (2222, 2217470), (4444, 1108735), (5555, 886988), (11110, 443494), (22220, 221747)]