1724990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:236

約数の個数: 32

約数和(自身を含む): 3356640

約数和(自身を除く): 1631650

約数列:

[1, 2, 5, 10, 17, 34, 73, 85, 139, 146, 170, 278, 365, 695, 730, 1241, 1390, 2363, 2482, 4726, 6205, 10147, 11815, 12410, 20294, 23630, 50735, 101470, 172499, 344998, 862495, 1724990]

約数ペア:

[(1, 1724990), (2, 862495), (5, 344998), (10, 172499), (17, 101470), (34, 50735), (73, 23630), (85, 20294), (139, 12410), (146, 11815), (170, 10147), (278, 6205), (365, 4726), (695, 2482), (730, 2363), (1241, 1390)]