2112780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1531}}^1$

素因数の和:1566

約数の個数: 48

約数和(自身を含む): 6177024

約数和(自身を除く): 4064244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 1531, 3062, 4593, 6124, 7655, 9186, 15310, 18372, 22965, 30620, 35213, 45930, 70426, 91860, 105639, 140852, 176065, 211278, 352130, 422556, 528195, 704260, 1056390, 2112780]

約数ペア:

[(1, 2112780), (2, 1056390), (3, 704260), (4, 528195), (5, 422556), (6, 352130), (10, 211278), (12, 176065), (15, 140852), (20, 105639), (23, 91860), (30, 70426), (46, 45930), (60, 35213), (69, 30620), (92, 22965), (115, 18372), (138, 15310), (230, 9186), (276, 7655), (345, 6124), (460, 4593), (690, 3062), (1380, 1531)]