139184080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{248543}}^1$

素因数の和:248563

約数の個数: 40

約数和(自身を含む): 369833472

約数和(自身を除く): 230649392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 248543, 497086, 994172, 1242715, 1739801, 1988344, 2485430, 3479602, 3976688, 4970860, 6959204, 8699005, 9941720, 13918408, 17398010, 19883440, 27836816, 34796020, 69592040, 139184080]

約数ペア:

[(1, 139184080), (2, 69592040), (4, 34796020), (5, 27836816), (7, 19883440), (8, 17398010), (10, 13918408), (14, 9941720), (16, 8699005), (20, 6959204), (28, 4970860), (35, 3976688), (40, 3479602), (56, 2485430), (70, 1988344), (80, 1739801), (112, 1242715), (140, 994172), (280, 497086), (560, 248543)]