647880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{5399}}^1$

素因数の和:5413

約数の個数: 32

約数和(自身を含む): 1944000

約数和(自身を除く): 1296120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 5399, 10798, 16197, 21596, 26995, 32394, 43192, 53990, 64788, 80985, 107980, 129576, 161970, 215960, 323940, 647880]

約数ペア:

[(1, 647880), (2, 323940), (3, 215960), (4, 161970), (5, 129576), (6, 107980), (8, 80985), (10, 64788), (12, 53990), (15, 43192), (20, 32394), (24, 26995), (30, 21596), (40, 16197), (60, 10798), (120, 5399)]