1880650

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{1297}}^1$

素因数の和:1338

約数の個数: 24

約数和(自身を含む): 3621420

約数和(自身を除く): 1740770

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 725, 1297, 1450, 2594, 6485, 12970, 32425, 37613, 64850, 75226, 188065, 376130, 940325, 1880650]

約数ペア:

[(1, 1880650), (2, 940325), (5, 376130), (10, 188065), (25, 75226), (29, 64850), (50, 37613), (58, 32425), (145, 12970), (290, 6485), (725, 2594), (1297, 1450)]