42640572

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1741}}^1$

素因数の和:1918

約数の個数: 48

約数和(自身を含む): 107892512

約数和(自身を除く): 65251940

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 157, 314, 471, 628, 942, 1741, 1884, 2041, 3482, 4082, 5223, 6123, 6964, 8164, 10446, 12246, 20892, 22633, 24492, 45266, 67899, 90532, 135798, 271596, 273337, 546674, 820011, 1093348, 1640022, 3280044, 3553381, 7106762, 10660143, 14213524, 21320286, 42640572]

約数ペア:

[(1, 42640572), (2, 21320286), (3, 14213524), (4, 10660143), (6, 7106762), (12, 3553381), (13, 3280044), (26, 1640022), (39, 1093348), (52, 820011), (78, 546674), (156, 273337), (157, 271596), (314, 135798), (471, 90532), (628, 67899), (942, 45266), (1741, 24492), (1884, 22633), (2041, 20892), (3482, 12246), (4082, 10446), (5223, 8164), (6123, 6964)]