31321320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{261011}}^1$

素因数の和:261025

約数の個数: 32

約数和(自身を含む): 93964320

約数和(自身を除く): 62643000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 261011, 522022, 783033, 1044044, 1305055, 1566066, 2088088, 2610110, 3132132, 3915165, 5220220, 6264264, 7830330, 10440440, 15660660, 31321320]

約数ペア:

[(1, 31321320), (2, 15660660), (3, 10440440), (4, 7830330), (5, 6264264), (6, 5220220), (8, 3915165), (10, 3132132), (12, 2610110), (15, 2088088), (20, 1566066), (24, 1305055), (30, 1044044), (40, 783033), (60, 522022), (120, 261011)]