7982590

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1481}}^1$

素因数の和:1513

約数の個数: 48

約数和(自身を含む): 18246384

約数和(自身を除く): 10263794

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 154, 245, 385, 490, 539, 770, 1078, 1481, 2695, 2962, 5390, 7405, 10367, 14810, 16291, 20734, 32582, 51835, 72569, 81455, 103670, 114037, 145138, 162910, 228074, 362845, 570185, 725690, 798259, 1140370, 1596518, 3991295, 7982590]

約数ペア:

[(1, 7982590), (2, 3991295), (5, 1596518), (7, 1140370), (10, 798259), (11, 725690), (14, 570185), (22, 362845), (35, 228074), (49, 162910), (55, 145138), (70, 114037), (77, 103670), (98, 81455), (110, 72569), (154, 51835), (245, 32582), (385, 20734), (490, 16291), (539, 14810), (770, 10367), (1078, 7405), (1481, 5390), (2695, 2962)]