260664926

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{571}}^1$

素因数の和:840

約数の個数: 32

約数和(自身を含む): 417331200

約数和(自身を除く): 156666274

約数列:

[1, 2, 31, 37, 62, 74, 199, 398, 571, 1142, 1147, 2294, 6169, 7363, 12338, 14726, 17701, 21127, 35402, 42254, 113629, 227258, 228253, 456506, 654937, 1309874, 3522499, 4204273, 7044998, 8408546, 130332463, 260664926]

約数ペア:

[(1, 260664926), (2, 130332463), (31, 8408546), (37, 7044998), (62, 4204273), (74, 3522499), (199, 1309874), (398, 654937), (571, 456506), (1142, 228253), (1147, 227258), (2294, 113629), (6169, 42254), (7363, 35402), (12338, 21127), (14726, 17701)]