19556520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{162971}}^1$

素因数の和:162985

約数の個数: 32

約数和(自身を含む): 58669920

約数和(自身を除く): 39113400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 162971, 325942, 488913, 651884, 814855, 977826, 1303768, 1629710, 1955652, 2444565, 3259420, 3911304, 4889130, 6518840, 9778260, 19556520]

約数ペア:

[(1, 19556520), (2, 9778260), (3, 6518840), (4, 4889130), (5, 3911304), (6, 3259420), (8, 2444565), (10, 1955652), (12, 1629710), (15, 1303768), (20, 977826), (24, 814855), (30, 651884), (40, 488913), (60, 325942), (120, 162971)]