202322840

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{36389}}^1$

素因数の和:36539

約数の個数: 32

約数和(自身を含む): 458514000

約数和(自身を除く): 256191160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 36389, 72778, 145556, 181945, 291112, 363890, 727780, 1455560, 5058071, 10116142, 20232284, 25290355, 40464568, 50580710, 101161420, 202322840]

約数ペア:

[(1, 202322840), (2, 101161420), (4, 50580710), (5, 40464568), (8, 25290355), (10, 20232284), (20, 10116142), (40, 5058071), (139, 1455560), (278, 727780), (556, 363890), (695, 291112), (1112, 181945), (1390, 145556), (2780, 72778), (5560, 36389)]