20586780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{114371}}^1$

素因数の和:114386

約数の個数: 36

約数和(自身を含む): 62447112

約数和(自身を除く): 41860332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 114371, 228742, 343113, 457484, 571855, 686226, 1029339, 1143710, 1372452, 1715565, 2058678, 2287420, 3431130, 4117356, 5146695, 6862260, 10293390, 20586780]

約数ペア:

[(1, 20586780), (2, 10293390), (3, 6862260), (4, 5146695), (5, 4117356), (6, 3431130), (9, 2287420), (10, 2058678), (12, 1715565), (15, 1372452), (18, 1143710), (20, 1029339), (30, 686226), (36, 571855), (45, 457484), (60, 343113), (90, 228742), (180, 114371)]