212980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{463}}^1$

素因数の和:495

約数の個数: 24

約数和(自身を含む): 467712

約数和(自身を除く): 254732

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 463, 926, 1852, 2315, 4630, 9260, 10649, 21298, 42596, 53245, 106490, 212980]

約数ペア:

[(1, 212980), (2, 106490), (4, 53245), (5, 42596), (10, 21298), (20, 10649), (23, 9260), (46, 4630), (92, 2315), (115, 1852), (230, 926), (460, 463)]