173820220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1241573}}^1$

素因数の和:1241589

約数の個数: 24

約数和(自身を含む): 417168864

約数和(自身を除く): 243348644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1241573, 2483146, 4966292, 6207865, 8691011, 12415730, 17382022, 24831460, 34764044, 43455055, 86910110, 173820220]

約数ペア:

[(1, 173820220), (2, 86910110), (4, 43455055), (5, 34764044), (7, 24831460), (10, 17382022), (14, 12415730), (20, 8691011), (28, 6207865), (35, 4966292), (70, 2483146), (140, 1241573)]