199909860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{3331831}}^1$

素因数の和:3331843

約数の個数: 24

約数和(自身を含む): 559747776

約数和(自身を除く): 359837916

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 3331831, 6663662, 9995493, 13327324, 16659155, 19990986, 33318310, 39981972, 49977465, 66636620, 99954930, 199909860]

約数ペア:

[(1, 199909860), (2, 99954930), (3, 66636620), (4, 49977465), (5, 39981972), (6, 33318310), (10, 19990986), (12, 16659155), (15, 13327324), (20, 9995493), (30, 6663662), (60, 3331831)]