349997210

素因数分解:

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

素因数の和:939

約数の個数: 48

約数和(自身を含む): 673847424

約数和(自身を除く): 323850214

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 115, 215, 230, 430, 823, 989, 1646, 1849, 1978, 3698, 4115, 4945, 8230, 9245, 9890, 18490, 18929, 35389, 37858, 42527, 70778, 85054, 94645, 176945, 189290, 212635, 353890, 425270, 813947, 1521727, 1627894, 3043454, 4069735, 7608635, 8139470, 15217270, 34999721, 69999442, 174998605, 349997210]

約数ペア:

[(1, 349997210), (2, 174998605), (5, 69999442), (10, 34999721), (23, 15217270), (43, 8139470), (46, 7608635), (86, 4069735), (115, 3043454), (215, 1627894), (230, 1521727), (430, 813947), (823, 425270), (989, 353890), (1646, 212635), (1849, 189290), (1978, 176945), (3698, 94645), (4115, 85054), (4945, 70778), (8230, 42527), (9245, 37858), (9890, 35389), (18490, 18929)]