197102540

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{229189}}^1$

素因数の和:229241

約数の個数: 24

約数和(自身を含む): 423543120

約数和(自身を除く): 226440580

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 229189, 458378, 916756, 1145945, 2291890, 4583780, 9855127, 19710254, 39420508, 49275635, 98551270, 197102540]

約数ペア:

[(1, 197102540), (2, 98551270), (4, 49275635), (5, 39420508), (10, 19710254), (20, 9855127), (43, 4583780), (86, 2291890), (172, 1145945), (215, 916756), (430, 458378), (860, 229189)]