1947280

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{241}}^1$

素因数の和:355

約数の個数: 40

約数和(自身を含む): 4591224

約数和(自身を除く): 2643944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 241, 404, 482, 505, 808, 964, 1010, 1205, 1616, 1928, 2020, 2410, 3856, 4040, 4820, 8080, 9640, 19280, 24341, 48682, 97364, 121705, 194728, 243410, 389456, 486820, 973640, 1947280]

約数ペア:

[(1, 1947280), (2, 973640), (4, 486820), (5, 389456), (8, 243410), (10, 194728), (16, 121705), (20, 97364), (40, 48682), (80, 24341), (101, 19280), (202, 9640), (241, 8080), (404, 4820), (482, 4040), (505, 3856), (808, 2410), (964, 2020), (1010, 1928), (1205, 1616)]