2992280

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{313}}^1$

素因数の和:563

約数の個数: 32

約数和(自身を含む): 6782400

約数和(自身を除く): 3790120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 313, 478, 626, 956, 1195, 1252, 1565, 1912, 2390, 2504, 3130, 4780, 6260, 9560, 12520, 74807, 149614, 299228, 374035, 598456, 748070, 1496140, 2992280]

約数ペア:

[(1, 2992280), (2, 1496140), (4, 748070), (5, 598456), (8, 374035), (10, 299228), (20, 149614), (40, 74807), (239, 12520), (313, 9560), (478, 6260), (626, 4780), (956, 3130), (1195, 2504), (1252, 2390), (1565, 1912)]