53857940

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{997}}^1$

素因数の和:1116

約数の個数: 48

約数和(自身を含む): 117867792

約数和(自身を除く): 64009852

約数列:

[1, 2, 4, 5, 10, 20, 37, 73, 74, 146, 148, 185, 292, 365, 370, 730, 740, 997, 1460, 1994, 2701, 3988, 4985, 5402, 9970, 10804, 13505, 19940, 27010, 36889, 54020, 72781, 73778, 145562, 147556, 184445, 291124, 363905, 368890, 727810, 737780, 1455620, 2692897, 5385794, 10771588, 13464485, 26928970, 53857940]

約数ペア:

[(1, 53857940), (2, 26928970), (4, 13464485), (5, 10771588), (10, 5385794), (20, 2692897), (37, 1455620), (73, 737780), (74, 727810), (146, 368890), (148, 363905), (185, 291124), (292, 184445), (365, 147556), (370, 145562), (730, 73778), (740, 72781), (997, 54020), (1460, 36889), (1994, 27010), (2701, 19940), (3988, 13505), (4985, 10804), (5402, 9970)]