3998780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{8693}}^1$

素因数の和:8725

約数の個数: 24

約数和(自身を含む): 8763552

約数和(自身を除く): 4764772

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 8693, 17386, 34772, 43465, 86930, 173860, 199939, 399878, 799756, 999695, 1999390, 3998780]

約数ペア:

[(1, 3998780), (2, 1999390), (4, 999695), (5, 799756), (10, 399878), (20, 199939), (23, 173860), (46, 86930), (92, 43465), (115, 34772), (230, 17386), (460, 8693)]