28375930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{13577}}^1$

素因数の和:13614

約数の個数: 32

約数和(自身を含む): 58656960

約数和(自身を除く): 30281030

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 13577, 27154, 67885, 135770, 149347, 257963, 298694, 515926, 746735, 1289815, 1493470, 2579630, 2837593, 5675186, 14187965, 28375930]

約数ペア:

[(1, 28375930), (2, 14187965), (5, 5675186), (10, 2837593), (11, 2579630), (19, 1493470), (22, 1289815), (38, 746735), (55, 515926), (95, 298694), (110, 257963), (190, 149347), (209, 135770), (418, 67885), (1045, 27154), (2090, 13577)]