28511230

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23563}}^1$

素因数の和:23592

約数の個数: 24

約数和(自身を含む): 56412216

約数和(自身を除く): 27900986

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 23563, 47126, 117815, 235630, 259193, 518386, 1295965, 2591930, 2851123, 5702246, 14255615, 28511230]

約数ペア:

[(1, 28511230), (2, 14255615), (5, 5702246), (10, 2851123), (11, 2591930), (22, 1295965), (55, 518386), (110, 259193), (121, 235630), (242, 117815), (605, 47126), (1210, 23563)]