20429460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{113497}}^1$

素因数の和:113512

約数の個数: 36

約数和(自身を含む): 61969908

約数和(自身を除く): 41540448

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 113497, 226994, 340491, 453988, 567485, 680982, 1021473, 1134970, 1361964, 1702455, 2042946, 2269940, 3404910, 4085892, 5107365, 6809820, 10214730, 20429460]

約数ペア:

[(1, 20429460), (2, 10214730), (3, 6809820), (4, 5107365), (5, 4085892), (6, 3404910), (9, 2269940), (10, 2042946), (12, 1702455), (15, 1361964), (18, 1134970), (20, 1021473), (30, 680982), (36, 567485), (45, 453988), (60, 340491), (90, 226994), (180, 113497)]