39898260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{221657}}^1$

素因数の和:221672

約数の個数: 36

約数和(自身を含む): 121025268

約数和(自身を除く): 81127008

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 221657, 443314, 664971, 886628, 1108285, 1329942, 1994913, 2216570, 2659884, 3324855, 3989826, 4433140, 6649710, 7979652, 9974565, 13299420, 19949130, 39898260]

約数ペア:

[(1, 39898260), (2, 19949130), (3, 13299420), (4, 9974565), (5, 7979652), (6, 6649710), (9, 4433140), (10, 3989826), (12, 3324855), (15, 2659884), (18, 2216570), (20, 1994913), (30, 1329942), (36, 1108285), (45, 886628), (60, 664971), (90, 443314), (180, 221657)]