34601980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{563}}^1$

素因数の和:1018

約数の個数: 48

約数和(自身を含む): 83381760

約数和(自身を除く): 48779780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 439, 563, 878, 1126, 1756, 2195, 2252, 2815, 3073, 3941, 4390, 5630, 6146, 7882, 8780, 11260, 12292, 15365, 15764, 19705, 30730, 39410, 61460, 78820, 247157, 494314, 988628, 1235785, 1730099, 2471570, 3460198, 4943140, 6920396, 8650495, 17300990, 34601980]

約数ペア:

[(1, 34601980), (2, 17300990), (4, 8650495), (5, 6920396), (7, 4943140), (10, 3460198), (14, 2471570), (20, 1730099), (28, 1235785), (35, 988628), (70, 494314), (140, 247157), (439, 78820), (563, 61460), (878, 39410), (1126, 30730), (1756, 19705), (2195, 15764), (2252, 15365), (2815, 12292), (3073, 11260), (3941, 8780), (4390, 7882), (5630, 6146)]