293817620

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{74573}}^1$

素因数の和:74779

約数の個数: 24

約数和(自身を含む): 620157384

約数和(自身を除く): 326339764

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 74573, 149146, 298292, 372865, 745730, 1491460, 14690881, 29381762, 58763524, 73454405, 146908810, 293817620]

約数ペア:

[(1, 293817620), (2, 146908810), (4, 73454405), (5, 58763524), (10, 29381762), (20, 14690881), (197, 1491460), (394, 745730), (788, 372865), (985, 298292), (1970, 149146), (3940, 74573)]