25608840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{213407}}^1$

素因数の和:213421

約数の個数: 32

約数和(自身を含む): 76826880

約数和(自身を除く): 51218040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 213407, 426814, 640221, 853628, 1067035, 1280442, 1707256, 2134070, 2560884, 3201105, 4268140, 5121768, 6402210, 8536280, 12804420, 25608840]

約数ペア:

[(1, 25608840), (2, 12804420), (3, 8536280), (4, 6402210), (5, 5121768), (6, 4268140), (8, 3201105), (10, 2560884), (12, 2134070), (15, 1707256), (20, 1280442), (24, 1067035), (30, 853628), (40, 640221), (60, 426814), (120, 213407)]