2015442040

素因数分解:

$2^3\times 5^1\times {\mathrm{401}}^1\times {\mathrm{125651}}^1$

素因数の和:126063

約数の個数: 32

約数和(自身を含む): 4546089360

約数和(自身を除く): 2530647320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 401, 802, 1604, 2005, 3208, 4010, 8020, 16040, 125651, 251302, 502604, 628255, 1005208, 1256510, 2513020, 5026040, 50386051, 100772102, 201544204, 251930255, 403088408, 503860510, 1007721020, 2015442040]

約数ペア:

[(1, 2015442040), (2, 1007721020), (4, 503860510), (5, 403088408), (8, 251930255), (10, 201544204), (20, 100772102), (40, 50386051), (401, 5026040), (802, 2513020), (1604, 1256510), (2005, 1005208), (3208, 628255), (4010, 502604), (8020, 251302), (16040, 125651)]