20267880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{168899}}^1$

素因数の和:168913

約数の個数: 32

約数和(自身を含む): 60804000

約数和(自身を除く): 40536120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 168899, 337798, 506697, 675596, 844495, 1013394, 1351192, 1688990, 2026788, 2533485, 3377980, 4053576, 5066970, 6755960, 10133940, 20267880]

約数ペア:

[(1, 20267880), (2, 10133940), (3, 6755960), (4, 5066970), (5, 4053576), (6, 3377980), (8, 2533485), (10, 2026788), (12, 1688990), (15, 1351192), (20, 1013394), (24, 844495), (30, 675596), (40, 506697), (60, 337798), (120, 168899)]