8139470

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{823}}^1$

素因数の和:896

約数の個数: 32

約数和(自身を含む): 15662592

約数和(自身を除く): 7523122

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 115, 215, 230, 430, 823, 989, 1646, 1978, 4115, 4945, 8230, 9890, 18929, 35389, 37858, 70778, 94645, 176945, 189290, 353890, 813947, 1627894, 4069735, 8139470]

約数ペア:

[(1, 8139470), (2, 4069735), (5, 1627894), (10, 813947), (23, 353890), (43, 189290), (46, 176945), (86, 94645), (115, 70778), (215, 37858), (230, 35389), (430, 18929), (823, 9890), (989, 8230), (1646, 4945), (1978, 4115)]