20030470

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1193}}^1$

素因数の和:1296

約数の個数: 32

約数和(自身を含む): 38169792

約数和(自身を除く): 18139322

約数列:

[1, 2, 5, 10, 23, 46, 73, 115, 146, 230, 365, 730, 1193, 1679, 2386, 3358, 5965, 8395, 11930, 16790, 27439, 54878, 87089, 137195, 174178, 274390, 435445, 870890, 2003047, 4006094, 10015235, 20030470]

約数ペア:

[(1, 20030470), (2, 10015235), (5, 4006094), (10, 2003047), (23, 870890), (46, 435445), (73, 274390), (115, 174178), (146, 137195), (230, 87089), (365, 54878), (730, 27439), (1193, 16790), (1679, 11930), (2386, 8395), (3358, 5965)]