30974820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{516247}}^1$

素因数の和:516259

約数の個数: 24

約数和(自身を含む): 86729664

約数和(自身を除く): 55754844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 516247, 1032494, 1548741, 2064988, 2581235, 3097482, 5162470, 6194964, 7743705, 10324940, 15487410, 30974820]

約数ペア:

[(1, 30974820), (2, 15487410), (3, 10324940), (4, 7743705), (5, 6194964), (6, 5162470), (10, 3097482), (12, 2581235), (15, 2064988), (20, 1548741), (30, 1032494), (60, 516247)]