28508810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23561}}^1$

素因数の和:23590

約数の個数: 24

約数和(自身を含む): 56407428

約数和(自身を除く): 27898618

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 23561, 47122, 117805, 235610, 259171, 518342, 1295855, 2591710, 2850881, 5701762, 14254405, 28508810]

約数ペア:

[(1, 28508810), (2, 14254405), (5, 5701762), (10, 2850881), (11, 2591710), (22, 1295855), (55, 518342), (110, 259171), (121, 235610), (242, 117805), (605, 47122), (1210, 23561)]