8724339940

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{1123}}^1\times {\mathrm{1249}}^1$

素因数の和:2692

約数の個数: 48

約数和(自身を含む): 18411120000

約数和(自身を除く): 9686780060

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1123, 1244, 1249, 1555, 2246, 2498, 3110, 4492, 4996, 5615, 6220, 6245, 11230, 12490, 22460, 24980, 349253, 388439, 698506, 776878, 1397012, 1402627, 1553756, 1746265, 1942195, 2805254, 3492530, 3884390, 5610508, 6985060, 7013135, 7768780, 14026270, 28052540, 436216997, 872433994, 1744867988, 2181084985, 4362169970, 8724339940]

約数ペア:

[(1, 8724339940), (2, 4362169970), (4, 2181084985), (5, 1744867988), (10, 872433994), (20, 436216997), (311, 28052540), (622, 14026270), (1123, 7768780), (1244, 7013135), (1249, 6985060), (1555, 5610508), (2246, 3884390), (2498, 3492530), (3110, 2805254), (4492, 1942195), (4996, 1746265), (5615, 1553756), (6220, 1402627), (6245, 1397012), (11230, 776878), (12490, 698506), (22460, 388439), (24980, 349253)]